Born ‎30-4-1897 Antwerpen, Belgium, died ‎6-12-1935 Amsterdam, Netherland‎, 37 or 38 years. Occupation: Administrator paint factory. Son of Joseph Appel - van Gelder and Miriam Jane Mendes‏

Born ‎5-12-1901 Amsterdam, Netherland, died ‎23-7-1943 Sobibor-Biala Podleska, Poland‎, 41 or 42 years, ‎1st marriage to: Szijja Levij -Rozenzal, ‎2nd marriage/ related to: David Appel - Mendes. Daughter of Adolf van Abbe - Eljon and Marianne Speelman - van Abbe‏