Url https://edisondigital.rutgers.edu/document/NV15132 Resource class dctype:Text Title [NV15132], Technical Note, Thomas Alva Edison, May 10th, 1876 Creator Edison, Thomas Alva Subject Acoustic telegraphy Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1876-05-10 Type Technical Note Identifier NV15132 Source 4:439 Rights Thomas Edison National Historical Park Date Created 1876-05-10 Has Version https://archive.org/details/edisonmicrofilm4/page/n447/mode/1up Archive.org Viewer, Microfilm Series Reel 4 Is Part Of NV15-F Uri https://edisondigital.rutgers.edu/document/NV15132 https://edisondigital.rutgers.edu/document/NV15132 --