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[E1172AM], Letter from Joseph F McCoy to Herbert H Dyke, February 10th, 1911

Title: [E1172AM], Letter from Joseph F McCoy to Herbert H Dyke, February 10th, 1911
Author: McCoy, Joseph F
Recipient: Dyke, Herbert H
Mentioned: Indestructible Record Co; Sapphire Record and Talking Machine Co
Date: 1911-02-10
Type: Letter
Subject: Competition and market structure; Disc record and duplicating technology
Folder ID: E1172-F
Microfilm ID: 250:529
Document ID: E1172AM
URL: https://edisondigital.rutgers.edu/document/E1172AM
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
Has Version: Archive.org Viewer, Microfilm Series Reel 250