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[N052225], Technical Note, Charles Batchelor, December 13th, 1879

Title: [N052225], Technical Note, Charles Batchelor, December 13th, 1879
Editor's Notes: used plumbago in mould round the edges; iron mould, in both instances resistance higher than should be; thinks slower heating better
Author: Batchelor, Charles
Date: 1879-12-13
Type: Technical Note
Subject: Carbon, coal, glass, ceramics; Incandescent lamp
Folder ID: N052-F
Microfilm ID: 33:653
Document ID: N052225
URL: https://edisondigital.rutgers.edu/document/N052225
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 33