Url https://edisondigital.rutgers.edu/document/SC91009B1 Resource class dctype:Text Title [SC91009B1], Letter from Edison Electric Light Co of Philadelphia, William Dennis Marks to William Henry Wahl, Franklin Institute, February 2nd, 1891 Creator Edison Electric Light Co of Philadelphia Marks, William Dennis Subject Accidents, fires, explosions Health and safety Engines, boilers, prime movers Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1891-02-02 Type Letter Identifier SC91009B1 Source 146:669 Relation Abendroth and Root Manufacturing Co Philadelphia Times Rights Thomas Edison National Historical Park Date Created 1891-02-02 Has Version https://archive.org/details/edisonmicrofilm146/page/n678/mode/1up Archive.org Viewer, Microfilm Series Reel 146 Is Part Of SC91-F Recipient Franklin Institute Wahl, William Henry Uri https://edisondigital.rutgers.edu/document/SC91009B1 https://edisondigital.rutgers.edu/document/SC91009B1 --