Cato Ossendrijver, born 19 February 1905 in Amsterdam, was the eldest of the three children of Saul Ossendrijver and Clara Rodrigues Pereira. She married Leendert Loonstijn in Amsterdam on 24 July 1929, diamond polisher and tailor by profession, who was born 24 April 1903 in Amsterdam as son of Joseph Loonstijn and Eva Vos. The couple had two children, namely Eva, born 20 April 1930 in Amsterdam a…