According to de card of the Joodse Raad on 526539 Rosalie Mosberg-Oppenheimer lived at 420698.
The person cards of City archieves of Amsterdam shows that she and her husband 526539 lived at 439781
You say yourself that she was the wife of Bernhard Mosberg, so the statement
This person lived alone or no information about family members is known or traceable.
is not true ...
Fritz Neubauer
Bernhard Mosberg was a German orthopaedic surgeon. During World War I he served on the front as a physician. After that war he founded the orthopaedic institute for those injured in the war. In 1938 he came to the Netherlands but was not registered as a physician or as a retired physician here. Bern…