Url https://edisondigital.rutgers.edu/document/MBN004038 Resource class dctype:Text Title [MBN004038], Technical Note, Charles Batchelor, February 23rd, 1879 Creator Batchelor, Charles Subject Metals and minerals Dynamos and generators Heat and thermodynamics Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1879-02-23 Type Technical Note Identifier MBN004038 Source 91:37 Relation Edison, Thomas Alva Rights Thomas Edison National Historical Park Date Created 1879-02-23 Has Version https://archive.org/details/edisonmicrofilm91/page/n46/mode/1up Archive.org Viewer, Microfilm Series Reel 91 Is Part Of MBN004-F Uri https://edisondigital.rutgers.edu/document/MBN004038 https://edisondigital.rutgers.edu/document/MBN004038 --