05/26/1876 Serrell, Lemuel Wright to Edison, Thomas Alva
(Lefferts, Marshall) International business operations; Patent assignments, licenses, and royalties; Electric pen and mimeograph
[D7612]  Document File Series -- 1876: (D-76-12) Patents
[D7612H; TAEM 13:1030]
Courtesy of Thomas Edison National Historical Park.