birthhigh confidence
1842-08-09
1 linked sourceBorn 1842-08-09 · Died 1921-10-01
Harco Theodorus Hora Siccama was born (1842-08-09). Source: Wikidata referenced P569 statement
Harco Theodorus Hora Siccama died (1921-10-01). Source: Wikidata referenced P570 statement
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1842-08-09
1 linked source1921-10-01
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Accepted in the user-authorized Wikidata CC0 bulk publication run.
Q121032745$db67a341-48c0-0da0-05de-f50b64e9ec19; 1 source anchor · Wikidata · P569
Open original sourceQ121032745$38b606e3-42bc-924d-a8bc-d8bf1123bba1; 1 source anchor · Wikidata · P570
Open original source