Mister Vleeschdrager had four children from his marriage to Annaatje de Haan (who passed away in 1935). In 1937 he married Sara Jacobs.
Stadsarchief Amsterdam, archiefkaart Vleeschdrager
In addition, a Jokos file (number 60235) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.