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[LB021132], Letter from Thomas Alva Edison to Abner Mulholland Rosebrugh, November 21st, 1885

Title: [LB021132], Letter from Thomas Alva Edison to Abner Mulholland Rosebrugh, November 21st, 1885
Author: Edison, Thomas Alva
Recipient: Rosebrugh, Abner Mulholland
Date: 1885-11-21
Type: Letter
Subject: Patents; Phonoplex and railroad telegraphy
Folder ID: LB021-F
Document ID: LB021132
URL: https://edisondigital.rutgers.edu/document/LB021132
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University