Stamps of Russia, 15th Anniv. of First Manned Space Flight issue
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postage
1976, Apr 12 15th Anniv. of First Manned Space Flight issue unwmk p. 11.75
| - | 4k | multi | Vostok spacecraft & Salyut Space Station | |||
| - | 6k | multi | Meteor weather satellite & a Molniya communications satellite | |||
| - | 10k | multi | cosmonauts inside a Salyut space station & two unmanned probes |
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