(Q2539969)
Statements
21 March 1850Gregorian
4 references
Alfons Frederik Siffer (Dutch)
3 March 1941
4 references
Alfons Frederik Siffer (Dutch)
2 June 1912Gregorian
27 November 1932
2 references
2 references
1 reference
1 reference
2 July 1921Gregorian
1 reference
Identifiers
1 reference
Sitelinks
Wikipedia(5 entries)
- arzwiki الفونس سيفر
- enwiki Alfons Siffer
- frwiki Alfons Siffer
- nlwiki Alfons Siffer
- vowiki Alfons Siffer