Number 95 on the school picture. According to the original handwritten list of pupils her real name was indeed Betsy.
The initial of her father was S.
Probably Simon Hammelburg, a Halachist and translater of the Misjna into Dutch. Published was only the part of Mo'ed.
Simon Hammelburg and Johanna Vos married in 1916 in Nijkerk. Besides the here mentioned children they had a daughter Irma Tsippora in 1929 who died the same year.
Stadsarchief Amsterdam, archiefkaart Simon Hammelburg
We have been unable to determine whether one or more members of this family survi…