Url https://edisondigital.rutgers.edu/document/N104181 Resource class dctype:Text Title [N104181], Technical Note, Francis Jehl, December 7th, 1880 Creator Jehl, Francis Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1880-12-07 Type Technical Note Identifier N104181 Source 36:357 Rights Thomas Edison National Historical Park Date Created 1880-12-07 Has Version https://archive.org/details/edisonmicrofilm36/page/n367/mode/1up Archive.org Viewer, Microfilm Series Reel 36 Is Part Of N104-F Uri https://edisondigital.rutgers.edu/document/N104181 https://edisondigital.rutgers.edu/document/N104181 --