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Juana Olmos
Stamps Year 1971 . Juana Olmos
DDR: 125th Anniversary of the Carl Zeiss company
Germany
DDR: Space research: Soyuz 9
Germany
Soyuz 11: In memory of Dobrovolski, Volkov and Patsaiev
Bulgaria
Soyuz 11: In memory of Dobrovolski, Volkov and Patsaiev
Bulgaria
Soyuz 11: In memory of Dobrovolski, Volkov and Patsaiev
Bulgaria
Pan-African Satellite Telecommunications Network
Cameroon
54th Anniversary of the Revolution
Russia
Soyuz 11: In memory of Dobrovolski, Volkov and Patsaiev
Russia
15th Geodetic and Geophysical Congress
Russia