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[D8253ZAI], Letter from Thomas Corwin Mendenhall to Thomas Alva Edison, May 21st, 1882

Title: [D8253ZAI], Letter from Thomas Corwin Mendenhall to Thomas Alva Edison, May 21st, 1882
Editor's Notes: [Ohio State Univ] Thanks for carbon telephone buttons. Had expected to send you reprint of paper on change of resistance in button but publication delayed. Hope to make more studies of button.
Author: Mendenhall, Thomas Corwin
Recipient: Edison, Thomas Alva
Date: 1882-05-21
Type: Letter
Subject: Carbon, coal, glass, ceramics; Telephone
Folder ID: D8253-F
Microfilm ID: 63:758
Document ID: D8253ZAI
URL: https://edisondigital.rutgers.edu/document/D8253ZAI
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 63

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