(Q21034857)
Statements
Ernst Otto (German)
0 references
5 February 1877Gregorian
1 reference
Ernst Otto
9 October 2017
1 July 1959
1 reference
Ernst Otto
9 October 2017
Identifiers
Sitelinks
Wikipedia(2 entries)
- cswiki Ernst Otto
- dewiki Ernst Otto (Pädagoge)