(Q1710763)
Statements
1 reference
1 reference
4 September 1905Gregorian
2 references
11 May 2014
13 December 1978
2 references
11 May 2014
1 reference
2 references
1 reference
1 reference
Identifiers
1 reference
2 references
1 reference
1 reference
Sitelinks
Wikipedia(2 entries)
- dewiki Robert Alt
- plwiki Robert Alt (pedagog)