Joseph Busnach, merchant by trade, was born in Amsterdam on 10 April 1889 as a son of Isaac Busnach and Sara Tertaas. He married Margaretha van West on 13 May 1908 in Amsterdam, a daughter of Isaac van West and Rebecca Doof. She was born on 9 February 1891, also in Amsterdam.
The Busnach-van West couple had five children, all born in Amsterdam, viz. Isaac on 16 October 1908, Rebecca on 18 August 1…