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[N103249], Technical Note, Francis Robbins Upton, July 21st, 1880

Title: [N103249], Technical Note, Francis Robbins Upton, July 21st, 1880
Editor's Notes: Continuing lamp expts. Fr 253: reversed current on bamboo for 4 minutes, "this showed a bad spot at the bottom. With constant current should not expect it to last more than one minute."
Author: Upton, Francis Robbins
Date: 1880-07-21
Type: Technical Note
Subject: Electric light and power; Incandescent lamp
Folder ID: N103-F
Microfilm ID: 36:249
Document ID: N103249
URL: https://edisondigital.rutgers.edu/document/N103249
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 36