Url https://edisondigital.rutgers.edu/document/N314047 Resource class dctype:Text Title [N314047], Technical Note, Thomas Alva Edison, March 20th, 1886 Creator Edison, Thomas Alva Subject Heat and thermodynamics Electricity and magnetism Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1886-03-20 Type Technical Note Identifier N314047 Source 42:837 Relation Edison, Mina Miller (Mrs Thomas A.) Rights Thomas Edison National Historical Park Date Created 1886-03-20 Has Version https://archive.org/details/edisonmicrofilm42/page/n846/mode/1up Archive.org Viewer, Microfilm Series Reel 42 Is Part Of N314-F Uri https://edisondigital.rutgers.edu/document/N314047 https://edisondigital.rutgers.edu/document/N314047 --