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Short desc: 10th Inter-American Cancer Congress
Issuer: Costa Rica Date: 5/14/1970 Occasion: 10th Inter-American Cancer Congress Consists of 4 stamps: (See stamps as list) 10c pur&blk 15c 50c org&blk 1.10col yelgrn&blk All are airmail perf=12.5 Record of changes |
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