(Q22912356)
Statements
2 references
2 references
2 references
2 references
8 January 1904Gregorian
3 references
Dr. J.V. Rijpperda Wierdsma (Dutch)
19 February 1981
3 references
Dr. J.V. Rijpperda Wierdsma (Dutch)
3 references
4 June 1948
1 March 1967
1 reference
9 June 1948
1 March 1967
1 reference
Identifiers
Sitelinks
Wikipedia(2 entries)
- dewiki Jan Volkert Rijpperda Wierdsma
- nlwiki Jan Volkert Rijpperda Wierdsma