1951-12-29: Congress of the Bulgarian General Workers' Trade Union
Worker and Female Worker, City DimitrovgradG. Dimitrov, W. Cervenkov and Flags
1951-10-15: Postage Due 1951 Issue
Postage Due 1951 IssuePostage Due 1951 IssuePostage Due 1951 IssuePostage Due 1951 IssuePostage Due 1951 Issue
1951-10-10: Day of the child
CrecheChildren in Day CareChildren's PlaygroundChildren's Village
1951-08-02: First Congress of the Bulgarian Social Democratic Party
Dim. Blagoev open the Congress on the Mountain BusludjaDim. Blagoev open the Congress on the Mountain BusludjaDim. Blagoev open the Congress on the Mountain Busludja
1951-05-03: 75th Anniversary of the Uprising against the Turks
Battle between Bulgarian Rebels and the Turkish ArmyProclamation by the Leader of the UprisingWooden Cannon (1876) and Russian Cavalry (1945), welcomed byInsurgent 1876, Partisan 1944Leaders of the Rebels, Georgi Dimitrov and Georgi Benkovski
1951-04-25: Economy
First Bulgarian TractorFirst Bulgarian SteamrollerFirst Bulgarian Truck
1951-03-30: Definitives: Economy
TractorSteamrollerTruckEmbroideressCarpetTobacco and Damask RosesFruits
1951-03-25: Anti-Fascists
Christo Michailov.Georgi Kirkov (1867-1919)J. Cankova, A. Malcika, S. Dimitrow, L. DimitrowaSt. Dimitrow-MarekAnton IvanovGeorgi DimitrowNaco Ivanov, Avram Stojanov
1951-02-10: Aleksandr Popow
A. S. PopovAleksandr PopowAleksandr Popow