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[D8369L], Letter from John F Ott to Thomas Alva Edison, July 12th, 1883

Title: [D8369L], Letter from John F Ott to Thomas Alva Edison, July 12th, 1883
Editor's Notes: Another test done on small motor with prony brake. Small motor diagram drawn between paragraphs of text. Test are done varying the polar extension and armature changes. Many test were done and the drawings were sent to Bergmann. Ott also has the tools for making the lamps.
Author: Ott, John F
Recipient: Edison, Thomas Alva
Mentioned: Bergmann, Sigmund
Date: 1883-07-12
Type: Letter
Subject: Research and development; Motors
Folder ID: D8369-F
Microfilm ID: 70:880
Document ID: D8369L
URL: https://edisondigital.rutgers.edu/document/D8369L
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 70

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