Url https://edisondigital.rutgers.edu/document/D0813AAG Resource class dctype:Text Title [D0813AAG], Letter from Thomas Alva Edison to American Coke and Gas Construction Co, William Peter Engelman, June 23rd, 1908 Creator Edison, Thomas Alva Subject Engineering Labor Cement houses and other concrete structures Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1908-06-23 Type Letter Identifier D0813AAG Source 192:265 Relation Small, George Eldridge Rights Thomas Edison National Historical Park Date Created 1908-06-23 Has Version https://archive.org/details/edisonmicrofilm192/page/n274/mode/1up Archive.org Viewer, Microfilm Series Reel 192 Is Part Of D0813-F Recipient American Coke and Gas Construction Co Engelman, William Peter Uri https://edisondigital.rutgers.edu/document/D0813AAG https://edisondigital.rutgers.edu/document/D0813AAG --