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[PT032AHO3], Letter from Herman E Kiefer to Frank Lewis Dyer, January 4th, 1911

Title: [PT032AHO3], Letter from Herman E Kiefer to Frank Lewis Dyer, January 4th, 1911
Author: Kiefer, Herman E
Recipient: Dyer, Frank Lewis
Mentioned: Edison Portland Cement Co; Vulcanite Portland Cement Co; American Cement Co; Mallory, Walter Seeley; Wentz, Robert F; Edison, Thomas Alva
Date: 1911-01-04
Type: Letter
Subject: Competition and market structure; Patent application; Cement
Folder ID: PT032AHO-F
Microfilm ID: 185:225
Document ID: PT032AHO3
URL: https://edisondigital.rutgers.edu/document/PT032AHO3
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal
Has Version: Archive.org Viewer, Microfilm Series Reel 185

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