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[SM001041d], Clipping, English Mechanic, John Toby Sprague, 1873-1882

Title: [SM001041d], Clipping, English Mechanic, John Toby Sprague, 1873-1882
Bibliographic Citation: Sprague, John Toby. English Mechanic, 1873-1882
Editor's Notes: Bichromate Battery for Bell-ringing - spring-mounted zinc serves as the contact-maker as well as the battery
Author: English Mechanic; Sprague, John Toby
Date: 1873-1882
Type: Clipping
Folder ID: SM001-F
Microfilm ID: 23:107
Document ID: SM001041d
URL: https://edisondigital.rutgers.edu/document/SM001041d
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 23