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Joseph Bak, birth 27 Feb 1878 Amsterdam, died 26 Dec 1942 Amsterdam, buried 28 Dec 1942 Muiderberg, occupation: diamantklover, diamantkoopman, son of Jacob Bak and Anna de Groot
to: Roosje van Witsen, birth 2 MEI 1883 Rotterdam, died 2 Jul 1943 Sobibor 1st marriage 2nd marriage, daughter of Joseph van Witsen and Judic Hofstede |