Url https://edisondigital.rutgers.edu/document/NS7501A Resource class dctype:Text Title [NS7501A], Technical Note, Charles Batchelor, May 31st, 1875 Creator Batchelor, Charles Subject Miscellaneous technologies Telegraph Miscellaneous electrical technologies Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1875-05-31 Type Technical Note Identifier NS7501A Source 7:319 Relation Celluloid Co Daniell, John Frederic Rights Thomas Edison National Historical Park Date Created 1875-05-31 Has Version https://archive.org/details/edisonmicrofilm7/page/n327/mode/1up Archive.org Viewer, Microfilm Series Reel 7 Is Part Of NS7501-F Uri https://edisondigital.rutgers.edu/document/NS7501A https://edisondigital.rutgers.edu/document/NS7501A --