Url https://edisondigital.rutgers.edu/document/CJ053300A Resource class dctype:Text Title [CJ053300A], Technical Note, National Car Spring Works, February 4th, 1893 Creator National Car Spring Works Subject Testing and quality control Rolls and crushers Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1893-02-04 Type Technical Note Identifier CJ053300A Source 151:625 Rights Thomas Edison National Historical Park Date Created 1893-02-04 Has Version https://archive.org/details/edisonmicrofilm151/page/n633/mode/1up Archive.org Viewer, Microfilm Series Reel 151 Is Part Of CJ053-F Uri https://edisondigital.rutgers.edu/document/CJ053300A https://edisondigital.rutgers.edu/document/CJ053300A --