Josephina Bloemendaal was a daughter of Levie Bloemendaal and Judikje Keizer. She married in Amsterdam on 1 April 1942 to Gerson Krant, son of Jesaia Krant and Judith Peeper.
City Archive of Amsterdam, archive card of Gerson Krant and an addition of a visitor of the website.
In addition, a Jokos file (number 10448) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.