1st Asian-Pacific Allergy and Immunology Congress issue of Thailand
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Short desc: 1st Asian-Pacific Allergy and Immunology Congress
Issuer: Thailand Date: 11/22/1992 Occasion: 1st Asian-Pacific Allergy and Immunology Congress Consists of 1 stamp: (See stamps as list) 2b All are wmk=JEZ multiple perf=13.5 |
