Beckmann, Maxborn 12. February 1884 in Leipzig; died 27. December 1950 in New York, NY
Ernst, Maxborn 2. April 1891 in Brühl (Rhein-Erft-Kreis); died 1. April 1976 in Paris
Graeder, Hansborn 15. July 1919 in Mannheim; died 26. February 1998 in Mannheim