Url https://edisondigital.rutgers.edu/document/E1565OE Resource class dctype:Text Title [E1565OE], Letter from John Pierrepont Constable to Harry Toyne Leeming, Stephen Babcock Mambert, Absalom Mason Kennedy, Thomas Alva Edison, John Ewing Melville Simpson, October 23rd, 1915 Creator Constable, John Pierrepont Subject Testing and quality control Disc phonograph Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1915-10-23 Type Letter Identifier E1565OE Source 264:205 Relation Hayes, Clarence Bowser Halpin, Zachariah Power Rights Thomas Edison National Historical Park Date Created 1915-10-23 Has Version https://archive.org/details/edisonmicrofilm264/page/n215/mode/1up Archive.org Viewer, Microfilm Series Reel 264 Is Part Of E1565B-F Recipient Leeming, Harry Toyne Mambert, Stephen Babcock Kennedy, Absalom Mason Edison, Thomas Alva Simpson, John Ewing Melville Uri https://edisondigital.rutgers.edu/document/E1565OE https://edisondigital.rutgers.edu/document/E1565OE --