Bulgaria
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Cards
Market (447)
 October Revolution  USSR36$ |  Skating sport  Ukraine25$ |  Freshwater crab Ukraine30$ |  Himalayan Bear  Russia18$ |
 Dniprovska HPP Ukraine65$ |  ½ kopek 1896  Russian Empire0.91$ |  5 kopeks 1946 USSR0.11$ |  1 denga 1737 Russian Empire1.1$ |