Url https://edisondigital.rutgers.edu/document/NB171AAO Resource class dctype:Text Title [NB171AAO], Technical Note, Walter Elam Holland, April 1908 Creator Holland, Walter Elam Subject Testing and quality control Electric battery Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1908-04-00 Type Technical Note Identifier NB171AAO Source 175:847 Rights Thomas Edison National Historical Park Has Version https://archive.org/details/edisonmicrofilm175/page/n857/mode/1up Archive.org Viewer, Microfilm Series Reel 175 Is Part Of NB171-F Uri https://edisondigital.rutgers.edu/document/NB171AAO https://edisondigital.rutgers.edu/document/NB171AAO --