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[D8020ZBK], Letter from George H Levis to Thomas Alva Edison, January 31st, 1880

Title: [D8020ZBK], Letter from George H Levis to Thomas Alva Edison, January 31st, 1880
Editor's Notes: re: correspondence with Sperry about annealing glass. Would like to try annealing process on 6 TAE globes; does away with brittleness.
Author: Levis, George H
Recipient: Edison, Thomas Alva
Mentioned: Sperry, William
Date: 1880-01-31
Type: Letter
Subject: Carbon, coal, glass, ceramics; Vacuum and glass bulb
Folder ID: D8020-F
Microfilm ID: 53:654
Document ID: D8020ZBK
URL: https://edisondigital.rutgers.edu/document/D8020ZBK
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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