Naatje Gaarkeuken was a daughter of Wolf Gaarkeuken and Marianne Keizer. She was unmarried and lived her sister Sara and brother Machiel at home with her parents at Karel du Jardinstraat 72a 2nd stock in Amsterdam. She was born in Haarlem, but arrived with her parents in 1906 in Amsterdam, where in the beginning they have resided at various addresses. In 1923 the family Wolf Gaarkeuken found livin…