Science and Technology dominates the 900+ items in RR Auction's December Fine Autographs and Artifacts sale, highlighted by a fully functional Enigma I cipher machine used by the German military, letters by Albert Einstein and Stephen Hawking, an Apple floppy disk signed by Steve Jobs, an historic Apollo and other space program artifacts. Other autograph highlights include a John Dillinger letter from jail, a ledger signed by Davy Crockett, multiple George Washington and Abraham Lincoln items, and other outstanding pieces of the past. RR Auction is a globally recognized and trusted auction house specializing in historical autographs and artifacts. Join us as we make history selling history in December 2019.