Url https://edisondigital.rutgers.edu/document/D7929ZDV Resource class dctype:Text Title [D7929ZDV], Letter from Lemuel Wright Serrell to Thomas Alva Edison, August 20th, 1879 Creator Serrell, Lemuel Wright Subject Patent interference Telephone Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1879-08-20 Type Letter Identifier D7929ZDV Source 51:546 Relation U.S. Patent Office Pinckney, George T Rights Thomas Edison National Historical Park Date Created 1879-08-20 Has Version https://archive.org/details/edisonmicrofilm51/page/n555/mode/1up Archive.org Viewer, Microfilm Series Reel 51 Is Part Of D7929-F Recipient Edison, Thomas Alva Uri https://edisondigital.rutgers.edu/document/D7929ZDV https://edisondigital.rutgers.edu/document/D7929ZDV --