Benjamin Roselaar and Rachel Rimini had a daughter Sientje.
Stadsarchief Amsterdam, archiefkaart Sientje Roselaar
In addition, a Jokos file (number 4720) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.
A Liro card exists for this person or family. The original cards are kept at the Nationaal Archief (National Archive) at The Hague.