[MANUSCRIPTS]

[MANUSCRIPTS] ARCHIVES of Dimitri RIABOUCHINSKY RIABOUCHINSKY, Dimitri (1882–1962) — Autograph • Pre-combustion rocket. Introduction to the article. Manuscript, in French, 3 pp., 27 × 21 cm, marked “copy”; On Pre-Combustion Rockets (4th supplementary note). Manuscript, marked “not submitted,” in French, 4 pp., 27 × 21 cm; excerpts from various texts drawn from the scientific works of D. P. Riabouchinsky. Typescripts, some containing handwritten elements, 33 pp. in total, 28 × 22 cm, as is; excerpts from the scientific works of D. P. Riabouchinsky. Manuscripts, in French, 18 pp. in total, various sizes, in poor condition; two posters from the Faculty of Sciences of the Institute of Fluid Mechanics, 1939–1940, 32 × 50 cm; 5 illustrations showing details of inventions, printed, various sizes, as is; “On Some Fundamental Properties of Matter,” a note from V. Samsonov addressed to D. P. Riabouchinsky seeking his critical opinion. January 22, 1959. Typescript, in French, 4 pp. (typescript) and 2 pp. (handwritten text), 27 x 21 cm. Accompanied by a handwritten letter from V. Samsonov, dated January 23, 1959. 1 p., 21 x 13 cm. Two drafts of a reply to this letter by D. P. Riabouchinsky, one of which is written on the back of Samsonov’s letter. • Handwritten copy of V. Izuar’s article “Calculations to Justify the Surface Area of Stabilizing Control Surfaces.” In French, 10 pp., 33 × 20 cm; speech by Albert Caco, director of the French flying club, on the occasion of D. P. Riabouchinsky’s scientific jubilee, typescript, in French, 3 pp., 27 × 21 cm; summary of Le Clerc’s article “Physical, Moral, Civil, and Political History of Ancient Russia.” In French, 12 pp., 32 × 20 cm; excerpt from lecture notes (most likely several excerpts from texts drawn from various works), handwritten text in French (part of a notebook), 24 pp., 20.5 × 16.5 cm, as is. [MANUSCRIPTS] ARCHIVE OF Dmitry Ryabushinsky Ryabushinsky, Dmitry (1882–1962) – Autograph • “Rocket with Pre-combustion,” introduction to an article. Manuscript, in French, 3 pages, 27 × 21 cm, marked “copy”; “On Rockets with Pre-combustion” (4th supplement). Manuscript, marked “not submitted,” in French, 4 pages, 27 × 21 cm; Fragments of scattered texts from D.P. Ryabushinsky. Typescripts, some with handwritten elements, 33 pages total, 28 × 22 cm, in fair condition; fragments of scientific works by D.P. Ryabushinsky. Manuscripts, in French, 18 pages total, various sizes, in poor condition; two posters from the science department of the Institute of Fluid Mechanics, 1939–1940, 32 × 50 cm; 5 illustrations showing details of inventions, printed, various sizes, in poor condition; “On Some Fundamental Properties of Matter,” a note by V. Samsonov sent to D.P. Ryabushinsky to solicit his opinion. January 22, 1959. Typewritten manuscript, in French, 4 pages (typed text) and 2 pages (handwritten text), 27 × 21 cm. Accompanied by an autographed letter signed by V. Samsonov, January 23, 1959. 1 page, 21 × 13 cm. Two drafts of a reply to a letter from D.P. Ryabushinsky, one of which is written on the back of Samsonov’s letter. • List of V. Izuar’s article “Calculations to Justify the Area of Stabilizing Rudders.” In French, 10 pages, 33 × 20 cm; a speech by Albert Caco, director of the French flying club, on the occasion of the anniversary of D.P. Ryabushinsky’s scientific work; typescript, in French, 3 pages, 27 × 21 cm; List of articles by Le Clerc, “The Physical, Moral, Civil, and Political History of Ancient Russia.” In French, 12 pages, 32 × 20 cm; excerpt from lecture notes (most likely