The mother from Maurits Booleman was Betje Toorenberg born 1864. He had four brothers (Elias 1889-1943; Alexander 1891-1943; Jacob 1892-1945 and Joseph 1894-1894) and one sister (Rebecca 1902-?). Maurits married first Leentje Mathijse (1880-1938) and second Sara Mathijse (1898-1943)
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