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Issuer: Bulgaria
Issue: 1150th Birthday of Kyrillos Date: 6/7/1977 (1977 sheets) Block 1 (1, 1 x 1) 1, 1: 1l |
Prev: Bulgaria International Writers Conference, empty sheet (#5970)
Next: Bulgaria 1977 empty sheet (#5971) External links: Colnect 418215..ay_of_Kyrillos |
