Flota Polak was a daughter of Levi Polak and Marianna Loonstein. She married Tobias Manus Keizer on 14 December 1916 in Amsterdam, a son of Emanuel Keizer and Kaatje van der Beugel.
Her siblings, who did not survive the Holocaust too, were Mietje, Emanuel, Isidore, George, Esther and Duifje.
//City Archive of Amsterdam, archive card of Marianna Loonstein
and website www.wiewaswie.nl//.
Biography