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[N14800A], Technical Note, Francis Jehl, Thomas Alva Edison, October 1880

Title: [N14800A], Technical Note, Francis Jehl, Thomas Alva Edison, October 1880
Editor's Notes: Notes and drawings regarding tests of first 69 lamps of Lot 2. The usual measures: cp, EMF, resis; observations of blue glow at clamps; observation of bad and bright spots on carbons; observations of black on clamps. Nothing exciting.
Author: Jehl, Francis; Edison, Thomas Alva
Mentioned: Upton, Francis Robbins
Date: 1880-10-00
Type: Technical Note
Subject: Electric light and power; Incandescent lamp
Folder ID: N148-F
Microfilm ID: 38:966
Document ID: N14800A
URL: https://edisondigital.rutgers.edu/document/N14800A
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 38
License: CC0 1.0 Universal

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