Marianne was de dochter van Naatje Jacobs-Goudeket. Naatje was de weduwe van Lehman Jacobs (1863-1930). Ze hadden nog twee dochters die al jong waren gestorven.
http://genealogs.nl/family.php?personID=I70895&tree=14
These persons are listed as residing at the same address. The source does not provide information about how they were related to one another.
According to a list with shops of Jewish owners, compiled by the Amsterdam police in 1940, this family had a barber's shop, address: Nieuwe Herengracht 59 in…