Verhaal

Hedwig Zinkel-Schönbeck

Door:

Mrs. Zinkel's parents were Friedrich Wilhelm Samson Schönbeck (born in 1855) and Sofie Schönbeck. 
Her (ex?) husband Rudolf Zinkel (born 21.8.1880) was also in Amsterdam at a certain point. 
Source: geni.com and stadsarchief Amsterdam