| Image |
Information |
| BC number(s): 967, 968, 969, 970,
" Regular - economic propaganda : TKZS - farm animals . " - four postage stamps. |
| BC number(s): 971, 972, 973, 974,
" Regular - economic propaganda : construction - modern buildings . " - four postage stamps. |
| BC number(s): 975, 976, 977, 978,
" 8.III.1955 - March 8 - International Womens Day. " - four postage stamps. |
| BC number(s): 979,
" Overprint - new face value. " - one postage stamp. 16 stotinki blue overprint on 4 leva (BK 819) |
| BC number(s): 980, 981,
"May 1 - International Labor Day. " - two postage stamps. |
| BC number(s): 982, 983, 984, 985, 986, 987, 988,
"1100 years of Slavonic-Bulgarian script." - seven postage stamps. |
| BC number(s): 989, 990, 991,
"30 years since the death of the poets - anti-fascists Sergei Rumyantsev, Hristo Yasenov and Geo Milev. " - three postage stamps. |
| BC number(s): 992,
"60 years since the death of Friedrich Engels." - a postage stamp. |
| BC number(s): 993,
"V World Youth Festival (Festival of Youth and Students), Warsaw." - one postage stamp. |
| BC number(s): 994,
"World Congress of Mothers, Lausanne." - a postage stamp. |
| BC number(s): 995, 996, 997, 998,
"XVI International Sample Fair Plovdiv" - four postage stamps. |
| BC number(s): 999, 1000, 1001, 1002, 1003, 1004,
"Great Cultural Anniversaries" - six postage stamps (four postage stamps and two postage stamps with a vignette). |
| BC number(s): 1005, 1006, 1007, 1008, 1009, 1010,
"Bulgarian-Soviet friendship." - six postage stamps. |
