Url https://edisondigital.rutgers.edu/document/CJ411AAA Resource class dctype:Text Title [CJ411AAA], Letter from J Hall, Jr. to Thomas Alva Edison, January 4th, 1909 Creator Hall, J, Jr Subject Management (companies and organizations) Patents Ore milling and separation Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1909-01-04 Type Letter Identifier CJ411AAA Source 200:95 Relation Dick, Herman Ernest Rights Thomas Edison National Historical Park Date Created 1909-01-04 Has Version https://archive.org/details/edisonmicrofilm200/page/n104/mode/1up Archive.org Viewer, Microfilm Series Reel 200 Is Part Of CJ411-F Recipient Edison, Thomas Alva Uri https://edisondigital.rutgers.edu/document/CJ411AAA https://edisondigital.rutgers.edu/document/CJ411AAA --