Electric lamp : specification forming part of letters patent no. 223,898, dated January 27, 1880 : application filed November 4, 1879 / Thomas A. Edison, of Menlo Park, New Jersey
The leaf of plates is signed: N. Peters, photo-lithographer, Washington, D.C.
An "Order of cancellation of certificate of correction of letters patent no. 223,898" and a "Correction in letters patent no. 223,898" were subsequently issued, both dated Dec. 18, 1883, but they are not included in the Dibner Library copy.
