GET /kore/v1/principal/?format=api&limit=20&offset=20
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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                                "end_month": 7,
                                "end_year": 1993,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
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                                "language": "suomi",
                                "begin_year": 1905,
                                "end_year": 1993,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
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                                "end_year": 1910,
                                "reference": null,
                                "approx_begin": false,
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                        ],
                        "types": [
                            {
                                "id": 513,
                                "type": {
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                                    "name": "kansakoulu",
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                                "begin_month": null,
                                "begin_year": 1905,
                                "end_day": 31,
                                "end_month": 7,
                                "end_year": 1977,
                                "reference": null,
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                                "id": 514,
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                                "begin_day": null,
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                                "end_month": null,
                                "end_year": 1958,
                                "reference": null,
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                                "end_month": null,
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                                "reference": null,
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                                "end_day": null,
                                "end_month": null,
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                                "reference": null,
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                                "main_school": 264
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                                "begin_month": null,
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                                "end_month": null,
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                                "reference": null,
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                                "begin_year": 1905,
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                                "end_month": null,
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                                "end_month": 7,
                                "end_year": 1977,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 63
                            },
                            {
                                "id": 139,
                                "type": {
                                    "id": 2,
                                    "name": "alakansakoulu",
                                    "description": "1867-1958 Kansakoulun kaksi ensimmäistä vuosiluokkaa, jossa annettiin alkeisopetusta. Vuodesta 1958 peruskoulu-uudistukseen 1977 asti kansakoulu oli yhtenäinen, eikä sitä enää jaettu ala- ja yläkansakouluun."
                                },
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1902,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1958,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 63
                            },
                            {
                                "id": 140,
                                "type": {
                                    "id": 3,
                                    "name": "yläkansakoulu",
                                    "description": "1869-1958, 4 lk. Kansakoulun 3. - 6. luokka joissa annettiin yleisivistävää opetusta. Vuodesta 1921 lähtien yläkansakoulussa annettiin oppivelvollisuusopetusta. Vuonna 1958 erillisistä ylä- ja alakansakouluista muodostettiin yhtenäisiä kansakouluja."
                                },
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1907,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1958,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 63
                            },
                            {
                                "id": 141,
                                "type": {
                                    "id": 4,
                                    "name": "kansalaiskoulu",
                                    "description": "1958-1977 2lk, kansakoulun jälkeinen koulu, jossa keskityttiin ammatilliseen esivalmennukseen ja asuinseudun elinkeinoelämään tutustumiseen. Aiemmin tehtävää hoitivat jatkokoulut. Peruskoulu-uudistuksessa kansalaiskoulut muutettiin yläasteiksi."
                                },
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1958,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1970,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 63
                            },
                            {
                                "id": 142,
                                "type": {
                                    "id": 8,
                                    "name": "ala-aste",
                                    "description": "1977-1999 Peruskoulun 1-6 vuosiluokka. 1999 lähtien peruskoulussa ei ole ollut jakoa ala- ja yläasteeseen. Vuodesta 1999 lähtien virallinen termi on ollut alakoulu, mutta myös muotoa peruskoulun ala-asteen koulu käytetään."
                                },
                                "begin_day": 1,
                                "begin_month": 8,
                                "begin_year": 1977,
                                "end_day": null,
                                "end_month": null,
                                "end_year": null,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 63
                            },
                            {
                                "id": 143,
                                "type": {
                                    "id": 12,
                                    "name": "valmistava koulu",
                                    "description": "1870- 1977 Yksityinen kansakoulun alimpien luokkien kanssa rinnakkainen koulu, josta pyrittiin oppikouluun. Valmistavat koulut olivat usein pieniä ja eniten niitä oli Helsingissä 1900-luvun alkuvuosikymmeninä."
                                },
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1907,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1908,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 63
                            },
                            {
                                "id": 144,
                                "type": {
                                    "id": 13,
                                    "name": "jatkokoulu",
                                    "description": "1882-1958 2lk  Oppilaitos kansakoulun käyneille, jotka eivät jatkaneet opintojaan. Vuoden 1921 oppivelvollisuuslaista lähtien pakollinen. Opetus tähtäsi kansakoulukurssin syventämiseen sekä sisälsi käytännöllisammatillista opetusta. Ks. Kansalaiskoulu"
                                },
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1911,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1958,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 63
                            },
                            {
                                "id": 145,
                                "type": {
                                    "id": 15,
                                    "name": "iltakoulu",
                                    "description": "Kansakoulu, oppikoulu tai ammattikoulu, jossa opetus tapahtui iltaisin. Iltakoulut olivat tarkoitettu sellaisille henkilöille, jotka eivät päivätyönsä vuoksi pystyneet osallistumaan päivällä tapahtuvaan opetukseen."
                                },
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1919,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1921,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 63
                            },
                            {
                                "id": 146,
                                "type": {
                                    "id": 16,
                                    "name": "apukoulu",
                                    "description": "1903-1970, Kansakoululaitoksen osana toimiva koulu, joka oli tarkoitettu oppilaille, jotka eivät  oppimisvaikeuksien tai erityisen tuen tarpeen vuoksi pärjänneet yleisessä kansakoulussa. Ks. Erityiskoulu."
                                },
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1970,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1972,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 63
                            }
                        ],
                        "fields": [],
                        "genders": [
                            {
                                "id": 158,
                                "gender": "tyttö- ja poikakoulu",
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1902,
                                "end_day": null,
                                "end_month": null,
                                "end_year": null,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
                            }
                        ],
                        "grade_counts": [
                            {
                                "id": 190,
                                "number": 6,
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1970,
                                "end_day": null,
                                "end_month": null,
                                "end_year": null,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
                            },
                            {
                                "id": 354,
                                "number": 2,
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1902,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1907,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
                            },
                            {
                                "id": 355,
                                "number": 6,
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1907,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1911,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
                            },
                            {
                                "id": 356,
                                "number": 8,
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1911,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1970,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
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                                "id": "63-165",
                                "building": {
                                    "url": "https://api.hel.fi/kore/v1/building/165/?format=api",
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                                            "end_year": null,
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                                            "approx_begin": false,
                                            "approx_end": false
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                                    "property_number": null,
                                    "sliced": false,
                                    "comment": "Svenska lyceum, Sibelius-lukio",
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                                            "approx_begin": false,
                                            "approx_end": false
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                                        {
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                                                "id": 3,
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                                            "begin_month": null,
                                            "begin_year": 1902,
                                            "end_day": 31,
                                            "end_month": 7,
                                            "end_year": 1977,
                                            "reference": null,
                                            "approx_begin": false,
                                            "approx_end": false
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                                            "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A00000s7u&w=1200&h=1200",
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                                        },
                                        {
                                            "id": 174,
                                            "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A000004r1&w=1200&h=1200",
                                            "is_front": false
                                        },
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                                            "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3Akm003yq8&w=1200&h=1200",
                                            "is_front": false
                                        },
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                                            "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A00000waq&w=1200&h=1200",
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                                        {
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                                            "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A00000w9e&w=1200&h=1200",
                                            "is_front": false
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                                "photos": [],
                                "approx_begin": false,
                                "approx_end": false,
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1916,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1918,
                                "ownership": false,
                                "reference": null
                            },
                            {
                                "url": "https://api.hel.fi/kore/v1/school_building/63-271/?format=api",
                                "id": "63-271",
                                "building": {
                                    "url": "https://api.hel.fi/kore/v1/building/271/?format=api",
                                    "id": 271,
                                    "neighborhood": "Kallio",
                                    "addresses": [
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                                            "id": 314,
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                                                "type": "Point"
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                                            "street_name_fi": "Alppikatu 1",
                                            "street_name_sv": "Alpsgatan 1",
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                                            "begin_day": null,
                                            "begin_month": null,
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                                            "end_day": null,
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                                            "end_year": null,
                                            "comment": null,
                                            "approx_begin": false,
                                            "approx_end": false
                                        },
                                        {
                                            "id": 831,
                                            "location": {
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                                                "type": "Point"
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                                            "street_name_fi": "Wallininkatu 2",
                                            "street_name_sv": "Wallinsgatan 2",
                                            "zip_code": "00530",
                                            "municipality_fi": "Helsinki",
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                                            "begin_day": null,
                                            "begin_month": null,
                                            "begin_year": 1901,
                                            "end_day": null,
                                            "end_month": null,
                                            "end_year": null,
                                            "comment": null,
                                            "approx_begin": false,
                                            "approx_end": false
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                                    ],
                                    "construction_year": null,
                                    "architect": null,
                                    "architect_firm": null,
                                    "property_number": null,
                                    "sliced": false,
                                    "comment": "Alppikadun kansakoulu",
                                    "reference": null,
                                    "approx": false,
                                    "owners": [
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                                            "owner": {
                                                "id": 1,
                                                "type": "kunta",
                                                "name": "Helsingin kaupunki"
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                                            "begin_day": null,
                                            "begin_month": null,
                                            "begin_year": 1952,
                                            "end_day": null,
                                            "end_month": null,
                                            "end_year": null,
                                            "reference": null,
                                            "approx_begin": false,
                                            "approx_end": false
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                                    ],
                                    "photos": [
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                                            "id": 48,
                                            "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A000012no&w=1200&h=1200",
                                            "is_front": true
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                                },
                                "photos": [],
                                "approx_begin": false,
                                "approx_end": false,
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1960,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1965,
                                "ownership": false,
                                "reference": null
                            },
                            {
                                "url": "https://api.hel.fi/kore/v1/school_building/63-291/?format=api",
                                "id": "63-291",
                                "building": {
                                    "url": "https://api.hel.fi/kore/v1/building/291/?format=api",
                                    "id": 291,
                                    "neighborhood": "Kallio",
                                    "addresses": [
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                                            "id": 278,
                                            "location": {
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                                                "type": "Point"
                                            },
                                            "street_name_fi": "Neljäs linja 9-11",
                                            "street_name_sv": "Fjärde linjen 9-11",
                                            "zip_code": "00530",
                                            "municipality_fi": "Helsinki",
                                            "municipality_sv": "Helsingfors",
                                            "begin_day": null,
                                            "begin_month": null,
                                            "begin_year": 1901,
                                            "end_day": null,
                                            "end_month": null,
                                            "end_year": null,
                                            "comment": null,
                                            "approx_begin": false,
                                            "approx_end": false
                                        },
                                        {
                                            "id": 338,
                                            "location": {
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                                                "type": "Point"
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                                            "street_name_fi": "Porthaninkatu 8",
                                            "street_name_sv": "Porthansgatan 8",
                                            "zip_code": "00530",
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                                            "municipality_sv": "Helsingfors",
                                            "begin_day": null,
                                            "begin_month": null,
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                                            "end_day": null,
                                            "end_month": null,
                                            "end_year": null,
                                            "comment": null,
                                            "approx_begin": false,
                                            "approx_end": false
                                        }
                                    ],
                                    "construction_year": 1891,
                                    "architect": "Theodor Höijer",
                                    "architect_firm": null,
                                    "property_number": null,
                                    "sliced": false,
                                    "comment": "Kallion kansakoulu,",
                                    "reference": null,
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                                    "owners": [
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                                                "type": "kunta",
                                                "name": "Helsingin kaupunki"
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                                            "begin_day": null,
                                            "begin_month": null,
                                            "begin_year": 1891,
                                            "end_day": null,
                                            "end_month": null,
                                            "end_year": null,
                                            "reference": null,
                                            "approx_begin": false,
                                            "approx_end": false
                                        }
                                    ],
                                    "photos": [
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                                            "id": 103,
                                            "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A000015vw&w=1200&h=1200",
                                            "is_front": true
                                        }
                                    ]
                                },
                                "photos": [],
                                "approx_begin": false,
                                "approx_end": false,
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                                "begin_month": null,
                                "begin_year": 1902,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1908,
                                "ownership": true,
                                "reference": null
                            },
                            {
                                "url": "https://api.hel.fi/kore/v1/school_building/63-292/?format=api",
                                "id": "63-292",
                                "building": {
                                    "url": "https://api.hel.fi/kore/v1/building/292/?format=api",
                                    "id": 292,
                                    "neighborhood": "Kallio",
                                    "addresses": [
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                                                "type": "Point"
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                                            "street_name_fi": "Toinen linja 8",
                                            "street_name_sv": "Andra linjen 8",
                                            "zip_code": "00530",
                                            "municipality_fi": "Helsinki",
                                            "municipality_sv": "Helsingfors",
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                                            "end_year": null,
                                            "comment": null,
                                            "approx_begin": false,
                                            "approx_end": false
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                                    ],
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                                    "comment": "Kallion kk:n vuokrat. 1905-1910",
                                    "reference": null,
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                                    "owners": [
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                                            "owner": {
                                                "id": 1,
                                                "type": "kunta",
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                                            "end_year": null,
                                            "reference": null,
                                            "approx_begin": false,
                                            "approx_end": false
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                                    ],
                                    "photos": []
                                },
                                "photos": [],
                                "approx_begin": false,
                                "approx_end": false,
                                "begin_day": null,
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                                "end_day": null,
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                                "reference": null
                            },
                            {
                                "url": "https://api.hel.fi/kore/v1/school_building/63-293/?format=api",
                                "id": "63-293",
                                "building": {
                                    "url": "https://api.hel.fi/kore/v1/building/293/?format=api",
                                    "id": 293,
                                    "neighborhood": "Kallio",
                                    "addresses": [
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                                            "id": 280,
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                                                "type": "Point"
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                                            "street_name_fi": "Viides linja 18",
                                            "street_name_sv": "Femte linjen 18",
                                            "zip_code": "00530",
                                            "municipality_fi": "Helsinki",
                                            "municipality_sv": "Helsingfors",
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                                            "end_year": null,
                                            "comment": null,
                                            "approx_begin": false,
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                                    "comment": "Kallion kk:n vuokrat. 1907-1910",
                                    "reference": null,
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                                    "owners": [
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                                                "type": "osakeyhtiö",
                                                "name": "AOY Ihantola"
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                                            "begin_year": 1907,
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                                            "end_year": null,
                                            "reference": null,
                                            "approx_begin": false,
                                            "approx_end": false
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                                    "photos": []
                                },
                                "photos": [],
                                "approx_begin": false,
                                "approx_end": false,
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1907,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1910,
                                "ownership": false,
                                "reference": null
                            },
                            {
                                "url": "https://api.hel.fi/kore/v1/school_building/63-294/?format=api",
                                "id": "63-294",
                                "building": {
                                    "url": "https://api.hel.fi/kore/v1/building/294/?format=api",
                                    "id": 294,
                                    "neighborhood": "Kallio",
                                    "addresses": [
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                                        "url": "https://hkm.finna.fi/Cover/Show?id=hkm.HKMS000005%3A0000013d&w=1200&h=1200",
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                                "owner": {
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                                    "name": "Helsingin kaupunki"
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                                "principal": {
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                                "begin_month": null,
                                "begin_year": 1906,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1908,
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                                "approx_begin": false,
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                            {
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                                "principal": {
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                                    "id": 583,
                                    "surname": "Richter",
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                                "begin_month": null,
                                "begin_year": 1908,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1910,
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                                "approx_begin": false,
                                "approx_end": false,
                                "school": 63
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                            {
                                "id": 598,
                                "principal": {
                                    "url": "https://api.hel.fi/kore/v1/principal/584/?format=api",
                                    "id": 584,
                                    "surname": "Carlborg",
                                    "first_name": "Josefina Maria"
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                                "begin_month": null,
                                "begin_year": 1908,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1910,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "school": 63
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                            {
                                "id": 599,
                                "principal": {
                                    "url": "https://api.hel.fi/kore/v1/principal/551/?format=api",
                                    "id": 551,
                                    "surname": "Ståhl",
                                    "first_name": "Henrik"
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                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1908,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1910,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "school": 63
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                            {
                                "id": 601,
                                "principal": {
                                    "url": "https://api.hel.fi/kore/v1/principal/586/?format=api",
                                    "id": 586,
                                    "surname": "Laasonen",
                                    "first_name": "G. I"
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                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1911,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1914,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "school": 63
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                            {
                                "id": 602,
                                "principal": {
                                    "url": "https://api.hel.fi/kore/v1/principal/587/?format=api",
                                    "id": 587,
                                    "surname": "Laitinen",
                                    "first_name": "P. J."
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                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1914,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1917,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "school": 63
                            },
                            {
                                "id": 1115,
                                "principal": {
                                    "url": "https://api.hel.fi/kore/v1/principal/901/?format=api",
                                    "id": 901,
                                    "surname": "Sundwall",
                                    "first_name": "Victorine"
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                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1902,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1906,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
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                        "special_features": "Valmistava koulu \"laiminlyödyille lapsille\" 1907-1908",
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                        "checked": false,
                        "archives": [
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                                "data_type": {
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                                    "name": "arkistoaineisto"
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                                "end_year": null,
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                            {
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                                    "id": 1,
                                    "name": "arkistoaineisto"
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                                "location": "Helsingin kaupunginarkisto",
                                "begin_year": 1902,
                                "end_year": 1977,
                                "arkiston_nimi": "Kallion kansakoulu",
                                "school": 63,
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                                "month": null,
                                "year": 1916,
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                                "description": "koulun perustaminen",
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                                "month": null,
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                                "decisionmaker": null,
                                "additional_info": null
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                        "continuum_target": []
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                    "begin_day": null,
                    "begin_month": null,
                    "begin_year": 1908,
                    "end_day": null,
                    "end_month": null,
                    "end_year": 1910,
                    "reference": null,
                    "approx_begin": false,
                    "approx_end": false,
                    "principal": 584
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                {
                    "id": 630,
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                                "begin_day": 1,
                                "begin_month": 8,
                                "begin_year": 1977,
                                "end_day": null,
                                "end_month": null,
                                "end_year": null,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
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                            {
                                "id": 436,
                                "official_name": "Vallilan kansakoulu",
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                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1902,
                                "end_day": 31,
                                "end_month": 7,
                                "end_year": 1977,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
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                                "language": "suomi",
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                                "end_year": null,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
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                                    "name": "kansakoulu",
                                    "description": "1858-1977 6 lk, maksuton perusopetusta antava koulu. Vuoden 1866 kansakouluasetuksesta lähtien kaupungeissa asuville 8–14-vuotiaille lapsille tuli tarjota perusopetusta. Kansakoulusta saattoi hakea oppikouluun ja ammattikouluun."
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                                "begin_month": null,
                                "begin_year": 1902,
                                "end_day": 31,
                                "end_month": 7,
                                "end_year": 1977,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
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                                "type": {
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                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1902,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1958,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 180
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                                "id": 411,
                                "type": {
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                                    "name": "yläkansakoulu",
                                    "description": "1869-1958, 4 lk. Kansakoulun 3. - 6. luokka joissa annettiin yleisivistävää opetusta. Vuodesta 1921 lähtien yläkansakoulussa annettiin oppivelvollisuusopetusta. Vuonna 1958 erillisistä ylä- ja alakansakouluista muodostettiin yhtenäisiä kansakouluja."
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                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1902,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1958,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 180
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                                "type": {
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                                    "name": "ala-aste",
                                    "description": "1977-1999 Peruskoulun 1-6 vuosiluokka. 1999 lähtien peruskoulussa ei ole ollut jakoa ala- ja yläasteeseen. Vuodesta 1999 lähtien virallinen termi on ollut alakoulu, mutta myös muotoa peruskoulun ala-asteen koulu käytetään."
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                                "begin_day": 1,
                                "begin_month": 8,
                                "begin_year": 1977,
                                "end_day": null,
                                "end_month": null,
                                "end_year": null,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 180
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                                "id": 413,
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                                    "name": "jatkokoulu",
                                    "description": "1882-1958 2lk  Oppilaitos kansakoulun käyneille, jotka eivät jatkaneet opintojaan. Vuoden 1921 oppivelvollisuuslaista lähtien pakollinen. Opetus tähtäsi kansakoulukurssin syventämiseen sekä sisälsi käytännöllisammatillista opetusta. Ks. Kansalaiskoulu"
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                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1923,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1924,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 180
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                                    "description": "Kansakoulu, oppikoulu tai ammattikoulu, jossa opetus tapahtui iltaisin. Iltakoulut olivat tarkoitettu sellaisille henkilöille, jotka eivät päivätyönsä vuoksi pystyneet osallistumaan päivällä tapahtuvaan opetukseen."
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                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1919,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1921,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false,
                                "main_school": 180
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                        "genders": [
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                                "id": 212,
                                "gender": "tyttö- ja poikakoulu",
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                                "begin_month": null,
                                "begin_year": 1902,
                                "end_day": null,
                                "end_month": null,
                                "end_year": null,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
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                                "number": 6,
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1902,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1923,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
                            },
                            {
                                "id": 384,
                                "number": 8,
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1923,
                                "end_day": null,
                                "end_month": null,
                                "end_year": 1924,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
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                                "id": 385,
                                "number": 6,
                                "begin_day": null,
                                "begin_month": null,
                                "begin_year": 1924,
                                "end_day": null,
                                "end_month": null,
                                "end_year": null,
                                "reference": null,
                                "approx_begin": false,
                                "approx_end": false
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                                "building": {
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                                            "begin_month": null,
                                            "begin_year": 1892,
                                            "end_day": null,
                                            "end_month": null,
                                            "end_year": null,
                                            "comment": null,
                                            "approx_begin": false,
                                            "approx_end": false
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                                    "architect_firm": null,
                                    "property_number": null,
                                    "sliced": false,
                                    "comment": "Hermannin sivukoulu",
                                    "reference": null,
                                    "approx": false,
                                    "owners": [
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                                            "owner": {
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                                                "name": "Helsingin kaupunki"
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                                            "begin_day": null,
                                            "begin_month": null,
                                            "begin_year": 1970,
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                                            "end_month": null,
                                            "end_year": null,
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                                            "approx_begin": false,
                                            "approx_end": false
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                                    "photos": []
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                                "photos": [],
                                "approx_begin": false,
                                "approx_end": false,
                                "begin_day": 1,
                                "begin_month": 8,
                                "begin_year": 2000,
                                "end_day": null,
                                "end_month": null,
                                "end_year": null,
                                "ownership": true,
                                "reference": null
                            },
                            {
                                "url": "https://api.hel.fi/kore/v1/school_building/180-231/?format=api",
                                "id": "180-231",
                                "building": {
                                    "url": "https://api.hel.fi/kore/v1/building/231/?format=api",
                                    "id": 231,
                                    "neighborhood": "Toukola",
                                    "addresses": [],
                                    "construction_year": 1964,
                                    "architect": null,
                                    "architect_firm": null,
                                    "property_number": null,
                                    "sliced": true,
                                    "comment": "Toukolan sivukoulu",
                                    "reference": null,
                                    "approx": false,
                                    "owners": [
                                        {
                                            "id": 218,
                                            "owner": {
                                                "id": 1,
                                                "type": "kunta",
                                                "name": "Helsingin kaupunki"
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                                            "begin_day": null,
                                            "begin_month": null,
                                            "begin_year": 1964,
                                            "end_day": null,
                                            "end_month": null,
                                            "end_year": 1994,
                                            "reference": null,
                                            "approx_begin": false,
                                            "approx_end": false
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                                    "photos": []
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