Url https://edisondigital.rutgers.edu/document/LB005847 Resource class dctype:Text Title [LB005847], Letter from Thomas Alva Edison to American Machinist, April 20th, 1880 Creator Edison, Thomas Alva Subject Newspapers, books, other publications Testing and quality control Dynamos and generators Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1880-04-20 Type Letter Identifier LB005847 Source 80:246 Rights Thomas Edison National Historical Park Date Created 1880-04-20 Has Version https://archive.org/details/edisonmicrofilm80/page/n256/mode/1up Archive.org Viewer, Microfilm Series Reel 80 Is Part Of LB005-F Recipient American Machinist Uri https://edisondigital.rutgers.edu/document/LB005847 https://edisondigital.rutgers.edu/document/LB005847 --