Barth, Heinrichborn 16. February 1821 in Hamburg; died 25. November 1865 in Berlin
Berstl, Juliusborn 6. August 1883 in Bernburg (Saale); died 8. December 1975 in Santa Barbara, Calif.
Haller, Hermannborn 24. December 1871 in Berlin; died 5. May 1943 in London
Julius, Gustavborn 8. October 1810 in Berlin; died 18. July 1851 in London
Mayer, Carlborn 20. February 1894 in Graz; died 1. July 1944 in London
Rößler, Carlborn 15. May 1864 in Wien; died 13. February 1946 in London