Url https://edisondigital.rutgers.edu/document/X012G1AP Resource class dctype:Text Title [X012G1AP], Letter from George Lothrop Bradley to Gardiner Greene Hubbard, March 16th, 1878 Creator Bradley, George Lothrop Subject Patent assignments, licenses, and royalties Microphone and other acoustic devices Cylinder phonograph Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1878-03-16 Type Letter Identifier X012G1AP Relation Edison, Thomas Alva Rights AT&T Archives and History Center Date Created 1878-03-16 Is Part Of X012G1-F Recipient Hubbard, Gardiner Greene Uri https://edisondigital.rutgers.edu/document/X012G1AP https://edisondigital.rutgers.edu/document/X012G1AP --