Denunciations of Jews to German authorities came from a variety of different sources, sometimes even from their "protectors." In 1944, Eva and Liane Münzer (pictured here) were reported to the police as a result of a domestic fight between their rescuers. The irate husband denounced his wife and the two Jewish girls. The Münzer sisters were sent to Auschwitz and killed.
Eva, Alfred, and Leane Munzer. Infant Alfred survived in hiding; his sisters were discovered and killed in Auschwitz.