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[D8020ZAM], Letter from John S Van Gilder to Thomas Alva Edison, January 23rd, 1880

Title: [D8020ZAM], Letter from John S Van Gilder to Thomas Alva Edison, January 23rd, 1880
Editor's Notes: Glass manufacturer and dealer replies to TAE's re: glass breakage. Suggestions re glass purity & annealing. Use a second, unsealed outer bulb for weather protection. Marg: "Thank him for his information. Say that it is the heat of the wire passing through the glass that troubles us."
Author: Van Gilder, John S
Recipient: Edison, Thomas Alva
Date: 1880-01-23
Type: Letter
Subject: Carbon, coal, glass, ceramics; Vacuum and glass bulb
Folder ID: D8020-F
Microfilm ID: 53:615
Document ID: D8020ZAM
URL: https://edisondigital.rutgers.edu/document/D8020ZAM
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 53

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