Hartog Pijpeman was a son of Wolf Pijpeman, a dealer in sponges, and Roosje Trijtel. Hartog had six other brothers and one sister, namely Samuel Hartog, Meijer, Joseph, Jacob, Philip, Abraham and Sara. Only his sister Sara has survived the Holocaust. His mother passed away already in 1926 in Rotterdam but his father and all his brothers were killed in the Shoah.
According the family registrati…