Url https://edisondigital.rutgers.edu/document/MBN001047 Resource class dctype:Text Title [MBN001047], Technical Note, Charles Batchelor, May 10th, 1875 Creator Batchelor, Charles Subject Automatic telegraphy Electromotograph Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1875-05-10 Type Technical Note Identifier MBN001047 Source 90:632 Rights Thomas Edison National Historical Park Date Created 1875-05-10 Has Version https://archive.org/details/edisonmicrofilm90/page/n642/mode/1up Archive.org Viewer, Microfilm Series Reel 90 Is Part Of MBN001-F Uri https://edisondigital.rutgers.edu/document/MBN001047 https://edisondigital.rutgers.edu/document/MBN001047 --