Url https://edisondigital.rutgers.edu/document/E1464DK Resource class dctype:Text Title [E1464DK], Letter from John Hutchinson Powrie to Thomas Alva Edison, September 15th, 1914 Creator Powrie, John Hutchinson Subject Motion picture film technology Light and optics Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1914-09-15 Type Letter Identifier E1464DK Source 258:907 Rights Thomas Edison National Historical Park Date Created 1914-09-15 Has Version https://archive.org/details/edisonmicrofilm258/page/n918/mode/1up Archive.org Viewer, Microfilm Series Reel 258 Is Part Of E1464-F Recipient Edison, Thomas Alva Uri https://edisondigital.rutgers.edu/document/E1464DK https://edisondigital.rutgers.edu/document/E1464DK --