Url https://edisondigital.rutgers.edu/document/NB244051 Resource class dctype:Text Title [NB244051], Technical Note, Ludwig Fredrick Ott, August 27th, 1920 Creator Ott, Ludwig Fredrick Subject Electric battery Chemicals, chemical products, and chemical processes Disc record and duplicating technology Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1920-08-27 Type Technical Note Identifier NB244051 Source 240:795 Rights Thomas Edison National Historical Park Date Created 1920-08-27 Has Version https://archive.org/details/edisonmicrofilm240/page/n804/mode/1up Archive.org Viewer, Microfilm Series Reel 240 Is Part Of NB244-F Uri https://edisondigital.rutgers.edu/document/NB244051 https://edisondigital.rutgers.edu/document/NB244051 --