Ris, F. (1867-1931)

http://data.bibliotheken.nl/id/thes/p236673319 an entity of type: Person

Ris, F. (1867-1931) 
xsd:gYear 1931 
Ris, Friedrich 
F. Ris 
xsd:gYear 1867 
Ris 
F. 

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