THE Soviet postal authorities have issued a series of new postage stamps to commemorate the centenary this year of the birth of Mendele´eff. The new issues are of five, ten, fifteen and twenty kopek ...
This Soviet stamp commemorates the Venera 8 mission to Venus. The USSR went all-out with its commemorative spaceflight memorabilia: postage stamps, lapel pens, and even fountain pens shaped like ...
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