Url,"Resource class",Title,Creator,Subject,Description,Publisher,Date,Type,Format,Identifier,Source,Relation,Rights,"Alternative Title","Date Created","Date Issued","Has Version","Is Part Of","Has Format","Temporal Coverage","Date Accepted","Bibliographic Citation",Recipient,Uri https://edisondigital.rutgers.edu/document/LB005847,dctype:Text,"[LB005847], Letter from Thomas Alva Edison to American Machinist, April 20th, 1880","Edison, Thomas Alva","Newspapers, books, other publications | Testing and quality control | Dynamos and generators",,"Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University",1880-04-20,Letter,,LB005847,80:246,,"Thomas Edison National Historical Park",,1880-04-20,,"https://archive.org/details/edisonmicrofilm80/page/n256/mode/1up Archive.org Viewer, Microfilm Series Reel 80",LB005-F,,,,,"American Machinist","https://edisondigital.rutgers.edu/document/LB005847 https://edisondigital.rutgers.edu/document/LB005847"