Url https://edisondigital.rutgers.edu/document/MF12BY Resource class dctype:Text Title [MF12BY], Letter from Thomas Alva Edison to Joseph Sweetman Ames, February 17th, 1917 Creator Edison, Thomas Alva Subject Light and optics Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1917-02-17 Type Letter Identifier MF12BY Source 278:620 Rights Thomas Edison National Historical Park Date Created 1917-02-17 Has Version https://archive.org/details/edisonmicrofilm278/page/n630/mode/1up Archive.org Viewer, Microfilm Series Reel 278 Is Part Of MF12-F Recipient Ames, Joseph Sweetman Uri https://edisondigital.rutgers.edu/document/MF12BY https://edisondigital.rutgers.edu/document/MF12BY --