Johanna de Wit was the 2nd of the four children of Levie de Wit and Grietje de Roode. She was born on 9 March 1915 in Rotterdam and married there the commercial representative Hijman David van der Stam, a son of David Jacob van der Stam and Rebecca Dina van der Sluis. He was born on 6 July 1911 in Rotterdam. On 29 October 1940 their daughter Bep van der Stam was born and they lived at Stadhoudersw…