Benjamin Jacobs was the son of Simon Jacobs and Marianne Swart. He was married to Marianna Verkozen, who died in December 1940. A year later he married Regina Goudsmit.
Amsterdam Municipal Archives; record card of Benjamin Jacobs
In addition, a Jokos file (number 15398) on this person is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelij…