Robert Robi Katzenstein birt: 5 JAN 1940 plac: Amsterdam Holand deat: 3 SEP 1943 plac: Auschwitz (PL); perished in the Holocauste  | 
  | ||||||
|   | Helmut Katzenstein |   | |||||
| birt: 20 MAY 1910 plac: (D) deat: ABT 1943 plac: (PL) Ruth Kugelmann marr: birt: 8 DEC 1911 plac: Vohl (D) deat: 3 SEP 1943 plac: Auschwitz (PL); perished in the Holocaust  |