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[X154A2BI], Letter from Edison Speaking Phonograph Co, May 21st, 1878

Title: [X154A2BI], Letter from Edison Speaking Phonograph Co, May 21st, 1878
Author: Edison Speaking Phonograph Co
Mentioned: Edison, Thomas Alva
Date: 1878-05-21
Type: Letter
Subject: Patent infringement; Cylinder phonograph
Folder ID: X154A2-F
Document ID: X154A2BI
URL: https://edisondigital.rutgers.edu/document/X154A2BI
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University