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[N314181] Technical Note, March 25th, 1886

Title: [N314181] Technical Note, March 25th, 1886
Editor's Notes: (drawing) "Theory is that the two vitrious substances rubbed together are positively & negatively electrified by the heat acting on surfaces as Thermo pile. They are thermo piles of very high EMF same as Bismuth rubbed on antimony are charged very low EMF--" (below this is a note from 10/1/87: Rotate colletor to take off E use fine wire [pressure?] & coarse secondary to reduce tension")
Author: Edison, Thomas Alva
Date: 1886-03-25
Type: Technical Note
Subject: Heat and thermodynamics; Electricity and magnetism
Folder ID: N314-F
Microfilm ID: 42:903
Document ID: N314181
URL: https://edisondigital.rutgers.edu/document/N314181
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 42

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