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100th Anniversary of The Biological Vectors Theory issue of Cuba
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Short desc: 100th Anniversary of The Biological Vectors Theory
Issuer: Cuba Date: 8/14/1981 Occasion: Biological Vectors Theory Number/Year: 100 Consists of 1 stamp: (See stamps as list) 13c d=Carlos J. Finlay, Mosquito and Theory All are perf=12.75 Record of changes |
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