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[D8833ABQ], Letter from Francis Robbins Upton to Thomas Alva Edison, August 2nd, 1888

Title: [D8833ABQ], Letter from Francis Robbins Upton to Thomas Alva Edison, August 2nd, 1888
Editor's Notes: "Regarding the quick and slow run order, Mr. Marshall has sent me comparisons between the two. I see no difference whatever in the quality when the comparisons is made in total living Candle Power. ### If you agree with me I desire instructions to run the Pump Room in accordance with the quick order."
Author: Upton, Francis Robbins
Recipient: Edison, Thomas Alva
Mentioned: Marshall, John Trumbull
Date: 1888-08-02
Type: Letter
Subject: Testing and quality control; Incandescent lamp
Folder ID: D8833-F
Microfilm ID: 123:377
Document ID: D8833ABQ
URL: https://edisondigital.rutgers.edu/document/D8833ABQ
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 123

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