Dataset genealogical metadata Regional Archive Alkmaar via Open Archives

The open data consists of metadata from 1,603,672 records of Regional Archive Alkmaar, with 3.415.695 historical person observations. The source types included population registers, births, marriages, deaths, funerals, baptisms, marriages (church), notarial archives. This dataset can be searched via https://www.openarchieven.nl/raa

Spatial Coverage
https://sws.geonames.org/2747719/, https://sws.geonames.org/2749879/, https://sws.geonames.org/2746383/, https://sws.geonames.org/2750405/, https://sws.geonames.org/2751093/, https://sws.geonames.org/2754515/, https://sws.geonames.org/2757991/, https://sws.geonames.org/2759154/, https://sws.geonames.org/2759899/, https://sws.geonames.org/8426240/, https://sws.geonames.org/12494997/
Temporal Coverage
1540-1973
Languages
Dutch
Issued
January 17, 2024
Modified
April 1, 2026

Linked Data Summary

113,183,588
Triples
60
Unique predicates
15,635,333
Unique objects
42%
58%
Literals: 6,610,058
URIs: 9,025,275

Classes

Class
Entities
openarch.nl/…f/a2a#Person
3,036,349
26%
openarch.nl/…a#RelationEP
3,007,504
26%
openarch.nl/def/a2a#Event
1,476,347
13%
openarch.nl/…f/a2a#Record
1,476,347
13%
openarch.nl/…f/a2a#Source
1,476,347
13%
openarch.nl/…ailableScans
1,109,929
10%

Properties

Property
Entities
rdfs:label
21,412,838
55%
openarch.nl/def/a2a#Place
4,683,854
12%
openarch.nl/def/a2a#Year
3,284,742
8%
openarch.nl/def/a2a#Month
3,165,707
8%
openarch.nl/def/a2a#Day
3,160,598
8%
openarch.nl/…a#PersonName
3,036,349
8%

Value Types

Value Type
Triples
xsd:string
27,705,343
63%
openarch.nl/…f/a2a#Person
6,101,295
14%
openarch.nl/def/a2a#Event
4,483,851
10%
openarch.nl/…a#RelationEP
3,007,504
7%
openarch.nl/…f/a2a#Source
1,476,347
3%
xsd:date
1,476,347
3%

Registration

Registered on
December 22, 2023 at 01:54 PM
Last read
16 hours ago
Completeness
100%