[PATENTS] ARCHIVES of Dimitri RIABOUCHINSKY RIABOUCHINSKY, Dimitri

[PATENTS] ARCHIVES of Dimitri RIABOUCHINSKY RIABOUCHINSKY, Dimitri (1882–1962) — Autograph Collection of correspondence between D. P. Riabouchinsky and the U.S. government, the U.S. Department of Defense, and various engineering firms regarding the use of the patent for the invention of a pre-combustion rocket. • Typewritten letters from various engineering firms in the United Kingdom and the United States (Nobel Industries Limited, James Pain & Sons Ltd., John Shelbourne & Co., Te

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