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[D8123ZBS], Letter from William Joseph Hammer to Samuel Insull, May 10th, 1881

Title: [D8123ZBS], Letter from William Joseph Hammer to Samuel Insull, May 10th, 1881
Editor's Notes: Regarding tests made with Maxim lamp: carbon was poorly clamped so that when brought up to full incandescence it arced and broke the carbon.
Author: Hammer, William Joseph
Recipient: Insull, Samuel
Mentioned: Upton, Francis Robbins; Maxim, Hiram Stevens
Date: 1881-05-10
Type: Letter
Subject: Research and development; Incandescent lamp
Folder ID: D8123-F
Microfilm ID: 57:883
Document ID: D8123ZBS
URL: https://edisondigital.rutgers.edu/document/D8123ZBS
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal
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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