Brändström, Elsaborn 26. March 1888 in Sankt Petersburg; died 4. March 1948 in Cambridge, Mass.
Gamow, Georgeborn 4. March 1904 in Odessa; died 19. August 1968 in Boulder, Colo.
Ley, Willyborn 2. October 1906 in Berlin; died 24. June 1969 in New York, NY
Massine, Léonideborn 8. August 1895 in Moskau; died 15. March 1979 in Borken (Westf.)