Url https://edisondigital.rutgers.edu/document/MBN001062 Resource class dctype:Text Title [MBN001062], Technical Note, Charles Batchelor, June 27th, 1877 Creator Batchelor, Charles Subject Automatic telegraphy Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1877-06-27 Type Technical Note Identifier MBN001062 Source 90:647 Rights Thomas Edison National Historical Park Date Created 1877-06-27 Has Version https://archive.org/details/edisonmicrofilm90/page/n657/mode/1up Archive.org Viewer, Microfilm Series Reel 90 Is Part Of MBN001-F Uri https://edisondigital.rutgers.edu/document/MBN001062 https://edisondigital.rutgers.edu/document/MBN001062 --