A.D.S from Konstantin Tsiolkovsky\'s Notebook For Sale
Lengthy A.D.S. on the front paste-down of what once served as the pioneering Russian scientist and rocket designer who laid out the basic principles of modern space flight, Konstantin Tsiolkovsky's, notebook. There are 14 lines in his hand which no doubt describe the contents of the notebook, dated 1931 at bottom and signed. The piece sells at Alexander Historical Auctions on the 19th of February with an estimate of $400-500.
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