| FSU POSTAGE STAMPS CATALOGUE ::HOME PAGE :: USSR |
| 3rd International Congress of Protozoologists. Date of issue: 10th June 1969  Designer: B. Trifonov Paper: coated Printing process: photo Perforation: frame 11 1/2 Size: 28 x 40 mm Sheet composition: 50 (10 x 5) stamps Printing run: 2.300.000 Michel catalogue number: 3631 6 K. multicoloured. Congress emblem (division of cell) |
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