Filov, Bogdan D. (1883-1945)
Katsarov, Gavril Iliev (1874-1958)
Mikov, Vasil (1891-1970)
Rott, Hans (1876-1942)
Schumacher, Karl (1860-1934)
Wagner, Ernst (1832-1920)
Zontschew, Dimiter (1898–1962)