d-r Todor G. Kulev
4 January 1926 - 15 May 1930

d-r Todor G. Kulev

Cviatko P. Boboshevski
3 November 1924 - 4 January 1926

Cviatko P. Boboshevski

Rashko Pr. Madjarov
29 January 1924 - 3 November 1924

Rashko Pr. Madjarov

Yanko D. Stoyanchov
22 September 1923 - 29 January 1924

Yanko D. Stoyanchov

Boyan G. Smilov
9 June 1923 - 22 September 1923

Boyan G. Smilov