Url https://edisondigital.rutgers.edu/document/N314043 Resource class dctype:Text Title [N314043] Technical Note, 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 N314043 Source 42:835 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/n844/mode/1up Archive.org Viewer, Microfilm Series Reel 42 Is Part Of N314-F Uri https://edisondigital.rutgers.edu/document/N314043 https://edisondigital.rutgers.edu/document/N314043 --