Baum, Julius (1882-1959)
Filov, Bogdan D. (1883-1945)
Haakh, Adolf (1815-1881)
Katsarov, Gavril Iliev (1874-1958)
Knorr, Robert (1865-1957)
Mikov, Vasil (1891-1970)
Zontschew, Dimiter (1898–1962)