Url https://edisondigital.rutgers.edu/document/N009241B Resource class dctype:Text Title [N009241B] Technical Note, c. 1879 Creator Batchelor, Charles Subject Incandescent lamp Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1879-00-00 Type Technical Note Identifier N009241B Source 29:1067 Rights Thomas Edison National Historical Park Has Version https://archive.org/details/edisonmicrofilm29/page/n1076/mode/1up Archive.org Viewer, Microfilm Series Reel 29 Is Part Of N009-F Uri https://edisondigital.rutgers.edu/document/N009241B https://edisondigital.rutgers.edu/document/N009241B --