Wolf Pijpeman was a son of Hartog Pijpeman and Sara van der Sluis. He was a dealer in sponges. On 25 September 1901 he married in Rotterdam Roosje Trijtel, a daughter of Hartog Samuel Trijtel and Hester Brandel. The couple had eight children, namely Hartog, Samuel Hartog, Meijer, Joseph, Sara, Jacob, Philip and Abraham. Only Sara has survived the Holocaust. His wife Roosje Trijtel passed away on 1…