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[LB103523], Letter from Thomas Alva Edison to Charles Joseph Ramsburg, Koppers (H.) Co, April 22nd, 1915

Title: [LB103523], Letter from Thomas Alva Edison to Charles Joseph Ramsburg, Koppers (H.) Co, April 22nd, 1915
Author: Edison, Thomas Alva
Recipient: Ramsburg, Charles Joseph; Koppers (H.) Co
Mentioned: Badger (E.B.) and Sons Co; Inland Steel Co; Meadowcroft, William Henry
Date: 1915-04-22
Type: Letter
Subject: Carbon, coal, glass, ceramics; Chemicals, chemical products, and chemical processes
Folder ID: LB103-F
Microfilm ID: 276:139
Document ID: LB103523
URL: https://edisondigital.rutgers.edu/document/LB103523
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 276