Url https://edisondigital.rutgers.edu/document/D7829I1 Resource class dctype:Text Title [D7829I1], Letter from Stevens Institute of Technology, Alfred Marshall Mayer to Thomas Alva Edison, February 9th, 1878 Creator Stevens Institute of Technology Mayer, Alfred Marshall Subject Cylinder phonograph Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1878-02-09 Type Letter Identifier D7829I1 Source 97:620 Rights Thomas Edison National Historical Park Date Created 1878-02-09 Has Version https://archive.org/details/edisonmicrofilm97/page/n630/mode/1up Archive.org Viewer, Microfilm Series Reel 97 Is Part Of D7829-F Recipient Edison, Thomas Alva Uri https://edisondigital.rutgers.edu/document/D7829I1 https://edisondigital.rutgers.edu/document/D7829I1 --