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22 February 1877
12 February 1943
Reached the age of 65 years
Izaak was the son of Izaak Jurjen Kalman Polak and Racheltje de Leeuw. He married in Amsterdam on 7 June 1905 to Vogeltje de Leeuw, daughter of Eliazer de Leeuw and Eseter de Jong.
Addition of a visitor of the website and website www.wiewaswie.nl.
Plantage Parklaan 15, Amsterdam