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[N124041], Technical Note, Francis Jehl, Francis Robbins Upton, November 21st, 1880

Title: [N124041], Technical Note, Francis Jehl, Francis Robbins Upton, November 21st, 1880
Editor's Notes: Testing lamps "Bast 5 hours Reg vac process 1 hr no spark." GAsoline carbons. [similar calcs, but not sure what they're for]
Author: Jehl, Francis; Upton, Francis Robbins
Date: 1880-11-21
Type: Technical Note
Subject: Electric light and power
Folder ID: N124-F
Microfilm ID: 37:763
Document ID: N124041
URL: https://edisondigital.rutgers.edu/document/N124041
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 37
License: CC0 1.0 Universal