The postcard is from Sigo Bernheimer's one-year voluntary service as a military pharmacist.

Sigo (Seligmann) Bernheimer was murdered in Auschwitz around 1942.

Text of the 1st card - Antwerp, July 20, 1909. - My dear ones. In my, my dear wife's and Claire's name I send you my warmest wishes on the arrival of your son, in whom I hope you will experience much joy. Be so good as to also warmly congratulate dear Betty and husband on their little girl - I have forgotten her address. With best regards - Uncle Moritz. - The sender of the postcard was Moritz Zunsheim, a brother of the mother of Moritz and Julius Wallach, Julie, née Zunsheim. The Betty to be greeted is Betty Epstein, née Wallach, a sister of Julius and Moritz Wallach.

Since 2010, the liberal Jewish community Emet weSchalom, founded in Kassel in 1995, has been based in Felsberg. It is committed to the restoration of the synagogue. 

In the book "Zur Geschichte der Juden in Offenbach am Main. Band 1 - Klaus Werner: Unter der Herrschaft des Nationalsozialismus" is in the chapter "The victims of persecution and deportation 1933-1945" the following entry: "Stein, Hermann, born 11.10.1872  Kl. Krotzenburg, Kr. Offenbach, missing unknown."