The Laub family lived at Chodowieckistr. 29 in Berlin Prenzlauer Berg prior to emigrating to Amsterdam. Manfred and Cäcilie emigrated on 02.01.1937, and Manfred's mother Adele on 13.02.1939. Manfred's father Markus Laub (24.01.1872 in Tarnow) passed away in Berlin on 24.02.1935.
Cäcilie Heymann's (the German spelling) parents Leo Heymann (08.09.1884 in Konitz) and Rosa nee Robert (13.10.1887) in Niewieczyn) lived at Niebuhrstr. 61 in Berlin-Charlottenburg and were deported to Auschwitz on 06.03.1943, where they perished.
(Jewish Addressbook Berlin 1931, Berlin Addressbook, Stadsarchief Amsterdam Cards, Death Books of Auschwitz)