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.