Uncommon 5.5 x 4.25 block of six color stamps honoring significant events in the history of the Soviet Space Program, signed in various ink types by 13 cosmonaut pioneers, including: Yuri Gagarin, Vladimir Komarov, Alexei Leonov (2), Pavel Belyayev, Viktor Gorbatko, Valeri Kubasov, Yevgeny Khrunov, Georgy Shonin, Boris Yegorov, Anatoly Filipchenko, Valery Bykovsky, Boris Volynov, and Konstantin Feoktistov. Handsomely double-matted and framed with a descriptive plaque to an overall size of 15.25 x 16.25. In fine condition. Accompanied by a certificate of authenticity from Spaceflori.
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