Born ‎6- Mar 1871 Groningen-Groningen, Netherland, died ‎26-10-1942 Auschwitz, Katowice, Poland‎, 70 or 71 years. Occupation: Photographer. Son of Isaac-Isaak de Lange/ de Leeu and Marianne Nathans/ Salomo‏

Born ‎26-12-1875 Eenrum-Groningen, Netherland, died ‎9-11-1918 Groningen-Groningen, Netherland‎, 42 or 43 years, ‎1st marriage to: Mozes Kats - Elshof, ‎2nd marriage to: Joel de Lange - Nathans. Daughter of Simon Boomstra/ Benning and Betje Benninga/ van Geldere‏

Born ‎3-12-1880 Nieuwe Pekela-Groningen, Netherland, died ‎26-10-1942 Auschwitz, Katowice, Poland‎, 61 or 62 years. Daughter of Jozeph Wolff - Wolff and Hendel Levie - van den Berg‏