Born ‎25-9-1885 Leiden, Netherland, died ‎before 1942‎, at most 57 years. Son of Marcus de Vries and Ester van Aalbergen‏

Born ‎8- Jan 1885 Amsterdam, Netherland, died ‎26-3-1943 Sobibor-Biala Podleska, Poland‎, 57 or 58 years. Daughter of Machiel Leendert Vleeschhouwer - de Wolff and Saartje Koster - Polak‏