Url https://edisondigital.rutgers.edu/document/D7903ZEH Resource class dctype:Text Title [D7903ZEH], Letter from Mackinnon (D.) & Co to Thomas Alva Edison, May 27th, 1879 Creator Mackinnon (D.) & Co Subject Metals and minerals Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1879-05-27 Type Letter Identifier D7903ZEH Source 49:245 Relation Cleland, T Rights Thomas Edison National Historical Park Date Created 1879-05-27 Has Version https://archive.org/details/edisonmicrofilm49/page/n253/mode/1up Archive.org Viewer, Microfilm Series Reel 49 Is Part Of D7903-F Recipient Edison, Thomas Alva Uri https://edisondigital.rutgers.edu/document/D7903ZEH https://edisondigital.rutgers.edu/document/D7903ZEH --