(Q21479906)
Statements
1923
2 references
Cornelis Ruhtenberg
9 October 2017
Cornelis Ruhtenberg
9 October 2017
1 reference
2008
2 references
Cornelis Ruhtenberg
9 October 2017
Cornelis Ruhtenberg
9 October 2017
1 reference
1 reference
Identifiers
Sitelinks
Wikipedia(2 entries)
- dewiki Cornelis Ruhtenberg
- enwiki Cornelis Ruhtenberg