Saartje van den Berg was a daughter of Salomon van den Berg and Betje Schuitevoerder. She married Samuel Schelvis in 1920 in Amsterdam. Stadsarchief Amsterdam, archiefkaart Saartje van den Berg
In addition, a Jokos file (number 31745) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.