(Q3403258)
Statements
1 reference
16 July 1896Gregorian
4 references
23 August 2017
Sierd Geertsma (English)
Sierd Geertsma
9 October 2017
5 November 2019
21 October 1985
2 references
2 references
Identifiers
1 reference
1 reference
Sitelinks
Wikipedia(2 entries)
- fywiki Sierd Geertsma
- nlwiki Sierd Geertsma