Url https://edisondigital.rutgers.edu/document/X098A043 Resource class dctype:Text Title [X098A043], Letter from Thomas Alva Edison to William Joseph Hammer, June 24th, 1889 Creator Edison, Thomas Alva Subject Patent interference Expositions, demonstrations, lectures Cylinder phonograph Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1889-06-24 Type Letter Identifier X098A043 Relation Nature (Paris) Lambrigot, Jacques Paul Tissandier, Gaston Rights NMAH Archives Center Date Created 1889-06-24 Is Part Of X098A-F Recipient Hammer, William Joseph Uri https://edisondigital.rutgers.edu/document/X098A043 https://edisondigital.rutgers.edu/document/X098A043 --