Dataset genealogical metadata Waterlands Archive via Open Archives

The open data consists of metadata from 264,612 records of Waterlands Archive, with 991.989 historical person observations. The source types included population registers, baptisms, marriages (church), notarial archives. This dataset can be searched via https://www.openarchieven.nl/wat

Creator
Waterlands Archive
Spatial Coverage
North Holland, Gemeente Waterland (NL), Gemeente Wormerland (NL), Nederland, Netherlands, Noord-Holland, Gemeente Edam-Volendam (NL), Gemeente Landsmeer (NL), Gemeente Purmerend (NL)
Temporal Coverage
1585-1939
Languages
nl-NL
Modified
November 18, 2025

Distributions

N-Triples
https://oa-export.s3.nl-ams.scw.cloud/nt/wat.nt.gz

Compressed N-triples file

Modified: 1/17/2024 File Size: 226.2 MB
XML
https://oa-export.s3.nl-ams.scw.cloud/xml/wat.xml.gz

Compressed XML file based on the A2A model

Modified: 12/21/2024 File Size: 72.1 MB

Linked Data Summary

2,613,964
Unique subjects
27,723,644
Triples
10.6
Avg. triples per subject
56
Unique predicates

Classes

Class
Entities
openarch.nl/…f/a2a#Person
924,347
32%
openarch.nl/…a#RelationEP
924,347
32%
openarch.nl/…ailableScans
301,700
10%
openarch.nl/def/a2a#Event
255,090
9%
openarch.nl/…f/a2a#Record
255,090
9%
openarch.nl/…f/a2a#Source
255,090
9%

Properties

Property
Entities
rdfs:label
5,090,914
52%
openarch.nl/…#EventKeyRef
924,347
10%
openarch.nl/…PersonKeyRef
924,347
10%
openarch.nl/…a#PersonName
924,347
10%
openarch.nl/…RelationType
924,347
10%
openarch.nl/…ameFirstName
911,962
9%

Value Types

Value Type
Triples
xsd:string
6,527,086
59%
openarch.nl/…f/a2a#Person
1,848,694
17%
openarch.nl/def/a2a#Event
1,179,437
11%
openarch.nl/…a#RelationEP
924,347
8%
openarch.nl/…f/a2a#Source
255,090
2%
xsd:date
255,090
2%

Registration

Registered URL
Registered on
December 22, 2023 at 01:55 PM
Last read
2 hours ago
Quality Rating
100%