Url
	https://edisondigital.rutgers.edu/document/D9126AAC
Resource class
	dctype:Text
Title
	[D9126AAC], Letter from Thomas Alva Edison to Francis Robbins Upton, March 4th, 1891
Creator
	Edison, Thomas Alva
Subject
	Testing and quality control
	Carbon, coal, glass, ceramics
	Incandescent lamp
Publisher
	Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
Date
	1891-03-04
Type
	Letter
Identifier
	D9126AAC
Source
	131:229
Relation
	Force, Martin N
Rights
	Thomas Edison National Historical Park
Date Created
	1891-03-04
Has Version
	https://archive.org/details/edisonmicrofilm131/page/n238/mode/1up Archive.org Viewer, Microfilm Series Reel 131
Is Part Of
	D9126-F
Recipient
	Upton, Francis Robbins
Uri
	https://edisondigital.rutgers.edu/document/D9126AAC https://edisondigital.rutgers.edu/document/D9126AAC

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