Url https://edisondigital.rutgers.edu/document/NS7801L Resource class dctype:Text Title [NS7801L], Technical Note, Charles Batchelor, John Kruesi, July 30th, 1878 Creator Batchelor, Charles Kruesi, John Subject Miscellaneous electrical technologies Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1878-07-30 Type Technical Note Identifier NS7801L Source 7:729 Rights Thomas Edison National Historical Park Date Created 1878-07-30 Has Version https://archive.org/details/edisonmicrofilm7/page/n737/mode/1up Archive.org Viewer, Microfilm Series Reel 7 Is Part Of NS7801-F Uri https://edisondigital.rutgers.edu/document/NS7801L https://edisondigital.rutgers.edu/document/NS7801L --