Url https://edisondigital.rutgers.edu/document/LB041080 Resource class dctype:Text Title [LB041080], Letter from New Jersey and Pennsylvania Concentrating Works to West Orange Laboratory, May 16th, 1890 Creator New Jersey and Pennsylvania Concentrating Works Subject Tools and machinery Ore milling and separation Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1890-05-16 Type Letter Identifier LB041080 Source 141:30 Rights Thomas Edison National Historical Park Date Created 1890-05-16 Has Version https://archive.org/details/edisonmicrofilm141/page/n39/mode/1up Archive.org Viewer, Microfilm Series Reel 141 Is Part Of LB041-F Recipient West Orange Laboratory Uri https://edisondigital.rutgers.edu/document/LB041080 https://edisondigital.rutgers.edu/document/LB041080 --