Barend Frank was a son of Hartog Frank and Annaatje Engelsman. He married in Amsterdam on 14 June 1893 to Duifje Elsas, a daughter of Philip Elsas and Eva van Velzen. Duifje Elsas passed away on 27 October 1936 and was interred in the Jewish Cemetery in Diemen.
City Archive of Amsterdam, archive card of Barend Frank, website Akevoth/Mokum/Burial Permits, website www.wiewaswie.nl and an addition of…