Url https://edisondigital.rutgers.edu/document/D7911D Resource class dctype:Text Title [D7911D], Letter from George Frederick Barker to Thomas Alva Edison, August 22nd, 1879 Creator Barker, George Frederick Subject Expositions, demonstrations, lectures Telephone Incandescent lamp Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1879-08-22 Type Letter Identifier D7911D Source 49:849 Relation American Association for Advancement of Science Chandler, Charles Frederick Putnam, Frederic Ward Marsh, Othniel Charles Edison, Mary Stilwell (Mrs Thomas A.) Rights Thomas Edison National Historical Park Date Created 1879-08-22 Has Version https://archive.org/details/edisonmicrofilm49/page/n857/mode/1up Archive.org Viewer, Microfilm Series Reel 49 Is Part Of D7911-F Recipient Edison, Thomas Alva Uri https://edisondigital.rutgers.edu/document/D7911D https://edisondigital.rutgers.edu/document/D7911D --