(1935 - 1938)

Frantisek MACHNIK

(1932 - 1935)

Bohumir BRADAC

(1929 - 1932)

dr. Karel VISKOVSKY

(1925 - 1926)

Jiri STRIBRNY

(1921 - 1925 and 1926 - 1929)

Frantisek UDRZAL