RR Auction: Fine Autographs and Artifacts

American scientist and researcher (1903–1990) who was a professor of electrical engineering at the Massachusetts Institute

Fantastic vintage matte-finish 3.25 x 5.25 postcard photo of Edison seated in his study in 1904, signed in the lower border in fountain pen with his i

Edison Botonic Research Corporation business check, 8.5 x 3, filled out in another hand and signed by Edison, "Thos. A. Edison," payable t...

Handwritten notes by Thomas Edison, signed with his initials, "T.A.E.," on an off-white 7.25 x 3 lined sheet. In part: "Wind it up &a...

Vintage glossy 5 x 7 photo of Albert Einstein by Lotte Jacobi, showing him in a half-length pose wearing a leather jacket and holding a pipe, signed i

Important ALS in German, signed “Einstein,” one page, 8.75 x 11, February 2, 1920. Handwritten l

Important scientific manuscript written in the hand of Albert Einstein in German, unsigned, one page, 8.5 x 11, no date circa 1945. A draft variant of

Highly appealing vintage matte-finish 5 x 7 portrait of Einstein relaxing in a sweater, signed and inscribed in fountain pen, "To Mr. & Mrs...

ALS in German, signed “A. E.,” three pages on two sheets, 8.5 x 11, May 28, 1950. Lengthy and de

TLS signed “A. Einstein,” one page, 8.5 x 11, personal Princeton, New Jersey letterhead, Februar