Url https://edisondigital.rutgers.edu/document/QP003388 Resource class dctype:Text Title [QP003388], Letter from Thomas Hood Macdonald, American Graphophone Co to Adolph Melzer, September 19th, 1894 Creator American Graphophone Co Macdonald, Thomas Hood Subject Labor Chemicals, chemical products, and chemical processes Cylinder record and duplicating technology Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1894-09-19 Type Letter Identifier QP003388 Source 116:737 Rights Thomas Edison National Historical Park Date Created 1894-09-19 Has Version https://archive.org/details/edisonmicrofilm116/page/n747/mode/1up Archive.org Viewer, Microfilm Series Reel 116 Is Part Of QP003-F Recipient Melzer, Adolph Uri https://edisondigital.rutgers.edu/document/QP003388 https://edisondigital.rutgers.edu/document/QP003388 --