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/B056aO,dctype:Text,"[B056aO], Letter from William Abbott Hardy to Thomas Alva Edison, June 23rd, 1921","Hardy, William Abbott","Patents | Rubber research",,"Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University",1921-06-23,Letter,,B056aO,,"U.S. Patent Office","Gallery of History, Inc",,1921-06-23,,,B056-F,,,,,"Edison, Thomas Alva","https://edisondigital.rutgers.edu/document/B056aO https://edisondigital.rutgers.edu/document/B056aO"