Vrouwtje Bierman was the daughter of Mozes Bierman and Rosalie de Leeuwe. She was born on 31 January 1911 in Amsterdam and started working as a seamstress. She married Jacob Slösser on 22 January 1931, who was born on 8 May 1903 in Amsterdam as the son of Izaak Slösser and Roosje Frankvoorder. Jacob…