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[D8123ZCG], Letter from Francis Robbins Upton to Thomas Alva Edison, June 8th, 1881

Title: [D8123ZCG], Letter from Francis Robbins Upton to Thomas Alva Edison, June 8th, 1881
Editor's Notes: 16 candle lamps still burning: 10 per horsepower have passed 146 hours; 8 3/4 per HP have passed 635 hours. Reports some trouble with steam engine.
Author: Upton, Francis Robbins
Recipient: Edison, Thomas Alva
Date: 1881-06-08
Type: Letter
Subject: Production difficulties and adjustments; Engines, boilers, prime movers
Folder ID: D8123-F
Microfilm ID: 57:904
Document ID: D8123ZCG
URL: https://edisondigital.rutgers.edu/document/D8123ZCG
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 57

Item sets: [D8123-F] (D-81-23) Electric Light -- Edison Electric Lamp Co -- General

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