Url https://edisondigital.rutgers.edu/document/D0908AAT1 Resource class dctype:Text Title [D0908AAT1], Letter from John Charles Barclay, Western Union to Frank Lewis Dyer, February 5th, 1909 Creator Western Union Barclay, John Charles Subject Patents Multiple telegraphy (duplex, quadruplex) Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1909-02-05 Type Letter Identifier D0908AAT1 Source 193:243 Relation Postal Telegraph Cable Co Edison Manufacturing Co Bruch, Charles Patterson Edison, Thomas Alva Rights Thomas Edison National Historical Park Date Created 1909-02-05 Has Version https://archive.org/details/edisonmicrofilm193/page/n253/mode/1up Archive.org Viewer, Microfilm Series Reel 193 Is Part Of D0908-F Recipient Dyer, Frank Lewis Uri https://edisondigital.rutgers.edu/document/D0908AAT1 https://edisondigital.rutgers.edu/document/D0908AAT1 --