General-mayor Nyagul Tsvetkov (1864 - ?)
?: Commander, 4th Artillery Regiment
?: Deputy Inspector of Artillery
1917: Promoted to General-mayor
? - 1918: Special Purposes General, Artillery Inspectorate
Principal sources:
Офицерският Корпус в България 1878 - 1944 г., published by the Bulgarian Ministry of Defense, 1996.
Andris J. Kursietis, personal archives.
?: Commander, 4th Artillery Regiment
?: Deputy Inspector of Artillery
1917: Promoted to General-mayor
? - 1918: Special Purposes General, Artillery Inspectorate
Principal sources:
Офицерският Корпус в България 1878 - 1944 г., published by the Bulgarian Ministry of Defense, 1996.
Andris J. Kursietis, personal archives.