Url https://edisondigital.rutgers.edu/document/MBLB1162 Resource class dctype:Text Title [MBLB1162], Letter from Charles Batchelor to Thomas Hatch Batchelor, July 21st, 1877 Creator Batchelor, Charles Subject International business operations Patent interference Electric pen and mimeograph Publisher Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University Date 1877-07-21 Type Letter Identifier MBLB1162 Source 93:140 Relation Society of Telegraph Engineers (London) British Association for Advancement of Science Fischer, Henry, (British Telegraph Service) Preece, William Henry Rights Thomas Edison National Historical Park Date Created 1877-07-21 Has Version https://archive.org/details/edisonmicrofilm93/page/n148/mode/1up Archive.org Viewer, Microfilm Series Reel 93 Is Part Of MBLB1-F Recipient Batchelor, Thomas Hatch Uri https://edisondigital.rutgers.edu/document/MBLB1162 https://edisondigital.rutgers.edu/document/MBLB1162 --