Ilse Katz was een dochter van Max Katz en Helene Levy. Vanaf november 1941 woonde ze op Lasondersingel 138 in Enschede. In januari 1942 verhuisde ze naar Amsterdam. Stadsarchief Amsterdam, archiefkaart Ilse Katz
Alfred was the 4th of six children born to Max and Helene (Levy) Katz. His two sisters (Ilsa and Leonie) and one brother (Erich) were killed during the war. Three of his brothers (Richard, Oskar, and Warren) survived, having left Europe in the late 1930s and early 1940s. Richard and Warren lived the rest of their lives in the United States, and Oskar in Argentina, where their families still reside…