E=mc2
Boston — A rare letter in which Albert Einstein writes out his famous equation, "E = mc2," the only known example in private hands, sold for $1,243,707, according to Boston-based RR Auction.
Book Dealer: Antiquarian & Rare
(503) 704-2376
Vintage Fetish Publications (John Willie, Irving Klaw, etc.), Erotica & Curiosa (more)
Book Dealer: Antiquarian & Rare
(425) 271-6481
Rare, collectible, used, and select books on the American & Canadian West, plus (more)
