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[MBLB3086], Letter from Charles Batchelor to Thomas Alva Edison, July 9th, 1883

Title: [MBLB3086], Letter from Charles Batchelor to Thomas Alva Edison, July 9th, 1883
Editor's Notes: #482 In reply to your question, no, Upton doesn't send us lamp curves (since October 1882). And those he gave us in a book are worthless because he didn't indicate economy.
Author: Batchelor, Charles
Recipient: Edison, Thomas Alva
Mentioned: Upton, Francis Robbins
Date: 1883-07-09
Type: Letter
Subject: International business operations; Testing and quality control; Incandescent lamp
Folder ID: MBLB3-F
Microfilm ID: 93:372
Document ID: MBLB3086
URL: https://edisondigital.rutgers.edu/document/MBLB3086
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 93

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