RR Auction: Fine Autographs and Artifacts featuring Science and Technology

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