birthhigh confidence
1863-09-23
1 linked sourceBorn 1863-09-23 · Died 1910-05-09
Willem John Thomas Copijn was born (1863-09-23). Source: Wikidata referenced P569 statement
Willem John Thomas Copijn died (1910-05-09). Source: Wikidata referenced P570 statement
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1863-09-23
1 linked source1910-05-09
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Accepted in the user-authorized Wikidata CC0 bulk publication run.
Q113149937$766e5df5-4f89-51f6-250b-c65f0eaa0da1; 3 source anchors · Wikidata · P569
Open original sourceQ113149937$c73b10ff-4432-71e7-deb8-4e4cd50b66e3; 2 source anchors · Wikidata · P570
Open original source