RR Auction: Fine Autographs and Artifacts featuring Science and Technology

Distinguished German physicist (1845–1923) who discovered X-rays in 1895, for which he was awarded the Nobel Prize in 1901. ALS in German, signed &q...

Danish physicist (1885–1962) who was awarded the 1922 Nobel Prize in Physics for his theory of atomic structure. Danish-language booklet containing a

Danish physicist (1885–1962) who was awarded the 1922 Nobel Prize in Physics for his theory of atomic structure. Vintage matte-finish 3 x 4.75 portrai

Vintage fountain pen signature, "Niels Bohr,” on an off-white 3.5 x 2.25 card affixed to a white 8.25 x 11.75 sheet with glossy photo. Also inc...

TLS in German, signed “A. Einstein,” one page, 8 x 10.25, blindstamped Princeton letterhead, July 28, 1951. Letter to Dr. Dagobert D. Runes, granting

ALS in German, signed “Albert,” one page both sides, 5.5 x 8.75, June 4, 1918. Untranslated letter to his first wife, the physicist and mathematician

ALS in German, signed “Einstein,” one page both sides, 8.25 x 10.75, September 19, 1932. Written from his summer house in Caputh, a letter to "...

TLS in German, signed “Albert,” one page, 8.5 x 11, blindstamped personal letterhead, December 14, 1946. Letter to his lifelong friend Michele Besso a

Signed book: The Universe and Dr. Einstein. First edition. NY: William Sloane Associates, 1948. Hardcover with dust jacket, 5.75 x 8.5, 127 pages. Sig

German theoretical physicist (1901-1976) awarded the 1932 Nobel Prize in physics for the creation of quantum mechanics. Vintage matte-finish 4.25 x 5.

Nobel Prize-winning German physicist (1858-1947) who pioneered the understanding of quantum theory. Unusual 4.5 x 7 photo card bearing a printed messa

Influential British mathematician, cryptanalyst, and computer scientist (1912–1954) considered the father of theoretical computer science and artifici

American scientist and inventor (1909–1991) who pioneered inexpensive polarizing filters and, with his development of 'instant' photography,...

Early, fully operational three-rotor Enigma I electromechanical cipher machine made for the German military by Heimsoeth und Rinke, Berlin, in 1935, d

K-13 Compensating Gunsight made by Sperry, measuring approximately 7? x 10? x 7?, with manufacturer's plate on the side reading: "Sperry Gy...

American theoretical physicist (1918-1988) whose work in quantum electrodynamics earned him the Nobel Prize in Physics in 1965; he is often credited f

Vintage bracket-bound dossier belonging to Inez O'Brien, a member of the Provisional Engineer Detachment who worked on the Manhattan Project at ...

Brilliant American physicist (1904-1967) who directed the Institute for Advanced Study in Princeton and who spearheaded the Manhattan Project, leading

Amazing handwritten manuscript by Linus Pauling entitled "Why you need Vitamin C to fight your cold," 15 pages, 8.5 x 11, no date. The man...

Carl Zeiss SMK 120 stereophotogrammetry camera with large wooden tripod, each housed inside its own wooden case; the case for the camera has a NASA Je