Helmer, Hermann Gottlieb (1849-1919)

http://data.bibliotheken.nl/id/thes/p070546398 an entity of type: Person

Helmer, Hermann Gottlieb (1849-1919) 
xsd:gYear 1919 
Hermann Gottlieb Helmer 
xsd:gYear 1849 
Helmer 
Hermann Gottlieb 

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