Bulgaria C62-C71 mlh

Bulgaria C 62-C71, lightly hinged, $9.00. Michel 904-913. Air Post 1954. Air views: Belogradchic Rocks; Plovdiv Fair; Beach, Varna; Harvesting grain; Rila Monastery, Studena dam, Dimitrovgrad, Trnovo, University building, Sofia, Partisan's Monument. Plane.