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THOMAS A. EDISON - TYPED LETTER SIGNED 11/27/1923 WITH CO-SIGNERS - HFSID 85653William A. Hardy, one of Thomas Edison's patent attorneys, signed this typed letter to Edison in 1923 regarding patents on vulcanized rubber. With a handwritten and signed note by Edison. Typed letter signed "W. A. H" by Hardy in black ink and "TAE" by Edison in pencil.
Price: $1,400.00