Bertram, Ernstborn 27. July 1884 in Elberfeld; died 3. May 1957 in Köln
Böckmann, Paulborn 4. November 1899 in Hamburg; died 22. April 1987 in Köln
Friedrich, Hugoborn 24. December 1904 in Karlsruhe; died 25. February 1978 in Freiburg im Breisgau
Hübscher, Arthurborn 3. January 1897 in Köln; died 10. July 1985 in Frankfurt am Main
Mayer, Hansborn 19. March 1907 in Köln; died 19. May 2001 in Tübingen