Lieutenant Petar Darvingov

This is the back of F73k_op1_ae2266_v023. With tex with ink : Darvingov thanked Mr. Przewalski's participation in the Macedonian liberation fighting. 16.x 10.5 cm. Bulgarian language. Stamp of photographer:"A. Vladikov", Sofia. Cardboard. Original reference: BOX2; F73k_op1_ae2266_r023.