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[N120272], Technical Note, William Joseph Hammer, November 25th, 1880

Title: [N120272], Technical Note, William Joseph Hammer, November 25th, 1880
Editor's Notes: lamp "coil of no 28 wire four layers about 150 turns;" misc (financial) calcs.
Author: Hammer, William Joseph
Date: 1880-11-25
Type: Technical Note
Subject: Incandescent lamp; Vacuum and glass bulb
Folder ID: N120-F
Microfilm ID: 37:642
Document ID: N120272
URL: https://edisondigital.rutgers.edu/document/N120272
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 37
License: CC0 1.0 Universal