Bulgaria 2510-2515

$ 2.45

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Bulgaria 2510-2515, MNH, $2.90. Michel 2694-2699. Views of Sofia, 1978. By Naiden Petkov, Emil Stoichev, Boris Ivanov, Nikola Tanev, Nicola Petrov, Anton Mitov. Blocks of 4 - buy 4 sets (1).