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[D7905Q], Letter from L A McMurray to Thomas Alva Edison, August 9th, 1879

Title: [D7905Q], Letter from L A McMurray to Thomas Alva Edison, August 9th, 1879
Editor's Notes: Would telegraphic insts work in vacuum? Marg: "light heat & electricity care ntg for vacuum......."
Author: McMurray, L A
Recipient: Edison, Thomas Alva
Date: 1879-08-09
Type: Letter
Subject: Telegraph; Vacuum and glass bulb
Folder ID: D7905-F
Microfilm ID: 49:630
Document ID: D7905Q
URL: https://edisondigital.rutgers.edu/document/D7905Q
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 49