This dataset is included in the NDE Dataset Register
What data are there in this dataset?
The open data consists of the metadata of 15,691 historical documents from Municipal archive Wassenaar, containing 56,371 historical personal references. The pie chart shows the number of person entries per source type.
How can the dataset be downloaded?
Harvesting (A2A/XML)
The Municipal archive Wassenaar historical document metadata dataset is provided as an OAI-PMH metadata feed. This feed is an implementation of an OAI-PMH data provider, based on OAI-PMH 2.0. The metadata is structured according to the Archives 2 All (A2A) model.
The URLs to harvests this dataset (set = was):
Download (A2A/XML)
The dataset can be downloaded in A2A / XML format as a compressed file (.tar.gz):
- DownloadThis file with 15,691 records is created on August 23, 2026, the file size is 46 MB (uncompressed) / 3 MB (compressed).
Download (linked data in 'a2a vocabulaire')
The dataset can be downloaded in N-triples format as a compressed file (.ttl.gz.):
- DownloadThis file was created on August 23, 2026 and has a file size of 11 MB (compressed).
Download (CSV)
The dataset can be downloaded in parts in CSV format as a compressed file (.csv.gz):
- DownloadFile with data of source type Births. This file with 5,815 lines was created on August 23, 2026, the file size is 3 MB (uncompressed) / 450 KB (compressed).
- DownloadFile with data of source type Marriages. This file with 1,724 lines was created on August 23, 2026, the file size is 1 MB (uncompressed) / 198 KB (compressed).
- DownloadFile with data of source type Deaths. This file with 6,533 lines was created on August 23, 2026, the file size is 4 MB (uncompressed) / 596 KB (compressed).
- DownloadFile with data of source type Baptisms. This file with 1,619 lines was created on August 23, 2026, the file size is 1 MB (uncompressed) / 153 KB (compressed).
License
This dataset is offered by Open Archives under a Creative Commons 0 license (Public Domain Dedication). This means that you can copy, modify, distribute and execute the work, even for commercial purposes, without asking permission. It is appreciated if you contact Open Archives if you use this dataset, maybe we can do even more for each other!
The dataset can contain URLs to images and images of third-party viewers, the CC0-license does not apply to those items! Check the website of the relevant archive which license is linked to that material.
For questions and comments about this dataset, please contact Open Archives.
Datasetbeschrijving in JSON-LD
{
"@context": "https://schema.org/",
"@type": "Dataset",
"@id": "https://www.openarchieven.nl/id/dataset_was",
"identifier": "https://www.openarchieven.nl/id/dataset_was",
"name": [
{
"@value": "Dataset genealogische metadata Gemeentearchief Wassenaar via Open Archieven",
"@language": "nl"
},
{
"@value": "Dataset genealogical metadata Municipal archive Wassenaar via Open Archives",
"@language": "en"
}
],
"mainEntityOfPage": {
"@id": "https://www.openarchieven.nl/datasets/was"
},
"thumbnailUrl": "https://www.openarchieven.nl/img/search/was-oa-en.png",
"inLanguage": "nl",
"distribution": [
{
"@type": "DataDownload",
"@id": "https://www.openarchieven.nl/.well-known/genid/distribution-was-oai-pmh",
"contentUrl": "https://api.openarchieven.nl/oai-pmh/?verb=ListRecords&metadataPrefix=oai_a2a&set=was",
"encodingFormat": "application/xml",
"genre": "OAI-PMH-endpoint",
"description": [
{
"@value": "OAI-PMH endpoint met XML gebaseerd op het A2A model",
"@language": "nl"
},
{
"@value": "OAI-PMH endpoint with XML based on the A2A model",
"@language": "en"
}
]
},
{
"@type": "DataDownload",
"@id": "https://www.openarchieven.nl/.well-known/genid/distribution-was-nt",
"contentUrl": "https://oa-export.s3.nl-ams.scw.cloud/nt/was.nt.gz",
"description": [
{
"@value": "Gecomprimeerd N-triples bestand",
"@language": "nl"
},
{
"@value": "Compressed N-triples file",
"@language": "en"
}
],
"contentSize": 11052687,
"inLanguage": "nl",
"dateModified": {
"@value": "2026-08-23",
"@type": "http://www.w3.org/2001/XMLSchema#date"
},
"license": "https://creativecommons.org/publicdomain/zero/1.0/",
"encodingFormat": "application/n-triples+gzip"
},
{
"@type": "DataDownload",
"@id": "https://www.openarchieven.nl/.well-known/genid/distribution-was-xml",
"contentUrl": "https://oa-export.s3.nl-ams.scw.cloud/xml/was.xml.gz",
"description": [
{
"@value": "Gecomprimeerd XML bestand gebaseerd op het A2A model",
"@language": "nl"
},
{
"@value": "Compressed XML file based on the A2A model",
"@language": "en"
}
],
"genre": "Datadump",
"contentSize": 2500034,
"inLanguage": "nl",
"dateModified": {
"@value": "2026-08-23",
"@type": "http://www.w3.org/2001/XMLSchema#date"
},
"license": "https://creativecommons.org/publicdomain/zero/1.0/",
"encodingFormat": "application/xml+gzip"
}
],
"about": [
{
"@id": "https://terms.personsincontext.org/ThesaurusHistorischePersoonsgegevens/551"
},
{
"@id": "https://terms.personsincontext.org/ThesaurusHistorischePersoonsgegevens/552"
},
{
"@id": "https://terms.personsincontext.org/ThesaurusHistorischePersoonsgegevens/553"
},
{
"@id": "https://terms.personsincontext.org/ThesaurusHistorischePersoonsgegevens/548"
}
],
"keywords": [
{
"@value": "Historische persoonsvermeldingen",
"@language": "nl"
},
{
"@value": "Genealogie",
"@language": "nl"
},
{
"@value": "Geboorten",
"@language": "nl"
},
{
"@value": "Huwelijken",
"@language": "nl"
},
{
"@value": "Overlijdens",
"@language": "nl"
},
{
"@value": "DTB Dopen",
"@language": "nl"
},
{
"@value": "Historical personal data",
"@language": "en"
},
{
"@value": "Genealogy",
"@language": "en"
},
{
"@value": "Births",
"@language": "en"
},
{
"@value": "Marriages",
"@language": "en"
},
{
"@value": "Deaths",
"@language": "en"
},
{
"@value": "Baptisms",
"@language": "en"
}
],
"description": [
{
"@value": "De open data bestaat uit de metadata van 15.691 akten van Gemeentearchief Wassenaar, met daarop 56.371 historische persoonsvermeldingen. De brontypes omvatten geboorten, huwelijken, overlijdens, dtb dopen. Deze dataset kan doorzocht worden via https://www.openarchieven.nl/was",
"@language": "nl"
},
{
"@value": "The open data consists of metadata from 15,691 records of Municipal archive Wassenaar, with 56,371 historical person observations. The source types included births, marriages, deaths, baptisms. This dataset can be searched via https://www.openarchieven.nl/was",
"@language": "en"
}
],
"license": "https://creativecommons.org/publicdomain/zero/1.0/",
"publisher": {
"@id": "https://www.openarchieven.nl/",
"@type": "Organization",
"name": [
{
"@language": "nl",
"@value": "Open Archieven"
},
{
"@language": "en",
"@value": "Open Archives"
}
],
"logo": "https://www.openarchieven.nl/assets/img/oa/logo200x200-nl.png",
"identifier": "NL-GdOA",
"contactPoint": {
"@id": "https://www.openarchieven.nl/contact",
"@type": "ContactPoint",
"name": [
{
"@value": "Databeheerder Open Archieven",
"@language": "nl"
},
{
"@value": "Datamanager Open Archives",
"@language": "en"
}
],
"email": "genealogie@coret.org"
}
},
"creator": {
"@id": "https://gemeentearchief.wassenaar.nl/",
"@type": "Organization",
"name": [
{
"@value": "Municipal archive Wassenaar",
"@language": "nl"
},
{
"@value": "Municipal archive Wassenaar",
"@language": "en"
}
],
"contactPoint": {
"name": [
{
"@value": "Dienstverlening Gemeentearchief Wassenaar",
"@language": "nl"
},
{
"@value": "Services Municipal archive Wassenaar",
"@language": "en"
}
],
"telephone": "+31 70 5122218",
"email": "archief@werkorganisatieduivenvoorde.nl"
},
"address": {
"@type": "PostalAddress",
"addressLocality": "Wassenaar",
"postalCode": "2242 CP",
"streetAddress": "Raadhuislaan 22",
"addressCountry": "Nederland"
}
},
"spatialCoverage": [
{
"@id": "https://sws.geonames.org/2750405/"
},
{
"@id": "https://sws.geonames.org/2743698/"
}
],
"temporalCoverage": "1621/1950",
"includedInDataCatalog": {
"@id": "https://www.openarchieven.nl/id/datacatalog"
},
"dateCreated": {
"@value": "2024-01-17",
"@type": "http://www.w3.org/2001/XMLSchema#date"
},
"dateModified": {
"@value": "2026-08-23",
"@type": "http://www.w3.org/2001/XMLSchema#date"
},
"datePublished": {
"@value": "2024-01-17",
"@type": "http://www.w3.org/2001/XMLSchema#date"
}
}