Url https://edisondigital.rutgers.edu/document/LB049015 Resource class dctype:Text Title [LB049015], Letter from Thomas Alva Edison to James J Fronheiser, Cambria Steel Co, April 16th, 1891 Creator Edison, Thomas Alva Subject Ore milling and separation Chemicals, chemical products, and chemical processes Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1891-04-16 Type Letter Identifier LB049015 Source 142:157 Relation Pennsylvania Steel Co Ogden Ore Separating Plant Rights Thomas Edison National Historical Park Date Created 1891-04-16 Has Version https://archive.org/details/edisonmicrofilm142/page/n166/mode/1up Archive.org Viewer, Microfilm Series Reel 142 Is Part Of LB049-F Recipient Cambria Steel Co Fronheiser, James J Uri https://edisondigital.rutgers.edu/document/LB049015 https://edisondigital.rutgers.edu/document/LB049015 --