An engineer in Schultz's shop.
K.G. Schultz's protege. He worked in Schultz's shop.
Szajn-Lewin, Ewa, Eugenia W getcie warszawskim, lipiec 1942-kwiecień 1943 (In the Warsaw Ghetto, July 1942 – April 1943)
Schmidt, Leokadia Cudem przezyliśmy czas zagłady (We Miraculously Survived the Holocaust)