Url https://edisondigital.rutgers.edu/document/LB063122 Resource class dctype:Text Title [LB063122], Letter from Thomas Alva Edison to William E Johnson, April 16th, 1898 Creator Edison, Thomas Alva Subject Research and development Metals and minerals Ore milling and separation Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1898-04-16 Type Letter Identifier LB063122 Source 143:934 Rights Thomas Edison National Historical Park Date Created 1898-04-16 Has Version https://archive.org/details/edisonmicrofilm143/page/n943/mode/1up Archive.org Viewer, Microfilm Series Reel 143 Is Part Of LB063-F Recipient Johnson, William E Uri https://edisondigital.rutgers.edu/document/LB063122 https://edisondigital.rutgers.edu/document/LB063122 --