The Nieuw Israëlietisch Weekblad of 17 August 2001 features an interview with the singer Mathilde (nicknamed Tilly) Blog. In the interview with Basia Jaworksi, she speaks to her mother, Malka Marie Leboerken:" 'My mother had gone into hiding in Laren. She was collected by Maartje Toonder, the wife of Jan Toonder who was Maarten's brother. Through the grapevine, I obtained my mother's address, whic…
