Stamps, 20 May 1973
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Russia
postage1973, May 20 Leningrad-New York route inauguration issue unwmk p. 11.5
| - | 16k | multi | ship Mikhail Lermontov & map of route |
1973, May 20 Krenkel 70th issue
| - | 4k | dlbl & ol | Ernest Krenkel & stations & ship |
1973, May 20 Sports Association for Labor & Defense issue p. 12x12.5
| - | 4k | multi | association emblem |
China, ROC
1973, May 20 Inauguration of President Chiang Kai-shek's 5th Term of Office issue (no perf info)
| - | $1 | multi | Chiang Kai-shek & Flag of ROC | |||
| - | $4 | multi | Chiang Kai-shek & Flag of ROC |
Cameroun
1973, May 20 united republic 1st issue
| - | 10fr | multi | Flag & Map of Cameroun | — | — | |
| - | 20fr | multi | — | — |
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