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[N085209], Technical Note, Francis Robbins Upton, Francis Jehl, November 20th, 1879

Title: [N085209], Technical Note, Francis Robbins Upton, Francis Jehl, November 20th, 1879
Editor's Notes: more tests of lamps No. 45 & 46, also 47
Author: Jehl, Francis; Upton, Francis Robbins
Date: 1879-11-20
Type: Technical Note
Subject: Incandescent lamp; Vacuum and glass bulb
Folder ID: N085-F
Microfilm ID: 35:887
Document ID: N085209
URL: https://edisondigital.rutgers.edu/document/N085209
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal
Has Version: Archive.org Viewer, Microfilm Series Reel 35