[ASTRONAUTICA] - TSIOLKOVSKY, Konstantin Ėduardovič (1857-1935) - Kosmičeskie Raketii Poezda. Kaluga: Kollectiv sektsii nauchnykh rabotnikov, 1929.   First edition, very difficult to find on the market, of Konstantin Tsiolkovsky’s fundamental work In this text he proposed multi-stage space rockets for the first time: according to his calculations, separating the different stages of a rocket during flight would make it possible to increase its speed and transport payloads into space more efficiently. Tsiolkovsky’s theories profoundly influenced the development of astronautics and form the basis of all modern space programmes.   4to (215 x 145mm). A portrait of the author (browning, occasional small tears). Editorial wrappers (small restorations on spine?, tears on the spine and waterstaining).

Estimation € 200 - 300

Vendu (frais inclus) € 1,024