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[MBN008ABP], Technical Note, John White Howell, March 7th, 1882

Title: [MBN008ABP], Technical Note, John White Howell, March 7th, 1882
Editor's Notes: more lamps/lifetime tests. #733. "15 lamps A carbons worked by Monroe Danbury March 7, 1882. Brought up gradually and allowing fall tube to become solid at every move and on finishing giving full current until a change of color is noticed in bulb & then for final sealing.
Author: Howell, John White
Date: 1882-03-07
Type: Technical Note
Subject: Testing and quality control; Carbon, coal, glass, ceramics; Incandescent lamp
Folder ID: MBN008-F
Microfilm ID: 91:384
Document ID: MBN008ABP
URL: https://edisondigital.rutgers.edu/document/MBN008ABP
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 91
License: CC0 1.0 Universal

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