Badische Gewerbezeitung : Organ d. Handelskammer : (30/05/1896) 22 / Großherzogliches Landesgewerbeamt. Karlsruhe
- Durm, Josefborn 14. February 1837 in Karlsruhe; died 3. April 1919
- Hrach, Ferdinandborn 1862; died 1946
- Kalle, Fritzborn 12. January 1837 in Paris; died 31. July 1915
- Leibing, Franzborn 19. September 1836 in Berlin; died 7. August 1875 in Berlin