Betje Viskoper was a daughter of Benjamin Viskoper and Anna van Bever. She married 21 may 1924 in Amsterdam to Leendert Engelsman, a son of Mozes Engelsman and Rebecca de la Penha.
Betje was born in a family with seven children. One sister survived the war, however not her husband Sally Swaab. Her other siblings were Raphael, Sara, Marianne, Rebecca and Michel. They all have been killed during th…