His birth certificate names him Emanuel. He is recorded as Ernst (with the same date of birth) in the 1939 census of Berlin in which he is listed at the same address as his father and his presumed wife, son and daughter.

Ernst, Selma and Erna were deported from Berlin to Auschwitz concentration camp on 26/02/1943; Guenther was deported from Berlin to Auschwitz concentration camp on 17/05/1943.