Url https://edisondigital.rutgers.edu/document/LB095056 Resource class dctype:Text Title [LB095056], Letter from Thomas Alva Edison to W W Ackerman, August 15th, 1913 Creator Edison, Thomas Alva Subject Patents Cement products Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1913-08-15 Type Letter Identifier LB095056 Source 275:51 Relation Edison Portland Cement Co Mallory, Walter Seeley Benners, Edwin Henry Rights Thomas Edison National Historical Park Date Created 1913-08-15 Has Version https://archive.org/details/edisonmicrofilm275/page/n60/mode/1up Archive.org Viewer, Microfilm Series Reel 275 Is Part Of LB095-F Recipient Ackerman, W W Uri https://edisondigital.rutgers.edu/document/LB095056 https://edisondigital.rutgers.edu/document/LB095056 --