#1356-1363 Bulgaria - People's Government of Bulgaria (MNH)
1964 - 20th Anniversary of the People's Government of Bulgaria, Set of 8. Designs: 1s, Partisans. 2s, People welcoming Soviet army. 3s, Russian aid to Bulgaria. 4s, Blast furnace, Kremikovski. 5s, Combine. 6s, Peace demonstration. 8s, Sentry. 13s, Dimitar Blagoev and Georgi Dimitrov.