Selma Maass-Strauss worked for a family in Hamburg as a lady’s companion. On 4 April 1937, she moved to Rotterdam with this family. Selma and her employer’s family lived at Parkstraat 2 in Rotterdam. In late December 1939 the family emigrated to Buenos Aires. Selma then rented a room on the Heemraadsingel in Rotterdam through one of the family’s business contacts. On 18 December 1940, Selme Maass …