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[N223243], Technical Note, Francis Jehl, Thomas Alva Edison, August 8th, 1881

Title: [N223243], Technical Note, Francis Jehl, Thomas Alva Edison, August 8th, 1881
Editor's Notes: "Experiments on the resistance of moving contacts especially in regard to commutators and their brushes used on dynamos." Tries with S. American mach. Then p. 244 Jehl has copied "Edison's chart" of steam indicator trials, with Sims assisting. More indicator results in TAE hand p. 245
Author: Jehl, Francis; Edison, Thomas Alva
Mentioned: Sims, Gardiner C
Date: 1881-08-08
Type: Technical Note
Subject: Dynamos and generators
Folder ID: N223-F
Microfilm ID: 41:152
Document ID: N223243
URL: https://edisondigital.rutgers.edu/document/N223243
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 41

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