Russian physicist (1857–1935) who pioneered the study of rocketry and cosmonautics and whose discoveries were of crucial importance in the development of manned space travel. Unsigned partial manuscript in Tsiolkovsky’s hand, written in pencil (in Russian) on the reverse of an untranslated 8.25 x 11.5 typed sheet, no date [indistinct postmark; 1923?]. In part (translated): “23…. Earth and Sun gravitation and provide access to all planets and alien suns of the Milky Way. It is known that a city tram is not moved by the energy accumulated in it, but, rather, by that which is coming to it from a stationary power station (1). As with smoke, an artillery shell flies and rises high using energy that has not been accumulated in the shell proper. In a word, we are talking about a way of throwing an interstellar cabin. Electromagnetic and gas cannons may be applied here, but placed horizontally or with a slight tilt in the direction of the mountains (2). (1) by wire. (2) on the hardest surface of the Earth or on a road paved on it….” On the top third of the sheet, over his pencil writing, Tsiolkovsky has addressed the manuscript in ink to Lugansky Engineer Aleksey Yakovlevich Lugansky, 43 Sivtsev Vrazhek, Apt. 13 Moscow, 2. In good condition, with scattered soiling, tears and small holes, edge wear with small chips, part of the text obscured by address as noted above, and much of the pencil writing on the light side but generally legible. Interesting scientific content! RRAuction COA.
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