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Orbiting Astronomical Observatory

  • Colnect-4315-346-Orbiting-Astronomical-Observatory.jpg
Short desc: Orbiting Astronomical Observatory


Things in this design:
spacecraft Orbiting Astronomical Observatory (syn. of OAO-3 Copernicus)

This design is used by 1 stamp:
Liberia 12/14/1973 20c issue=500th Anniversary of the Birth of Nicolas Copernicus






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