Magneto-electric machine
date: label: date made
content: 1845
name: label: maker
content: Page, Charles Grafton
notes: label: Description (Brief)
content: No extant maker's markings. Stationary, double, compound horseshoe magnets, revolving armature, horizontal driving wheel and commutator, walnut base. Derrick supports two coils and an iron crank. Unit was made by Charles Grafton Page (1812-1868) and used by Joseph Henry. Reference: Page, "Improvement in the Magneto-Electric Machine, and Application of the Instrument to Operate the Magnetic Telescope," <i>American Journal of Science</i>, volume 48 (1844-45): 392-393. (Magnets look like those on the Sexton machine illustrated in Silliman, <i>Physics</i>, (1869), page 632.
setName: label: See more items in
content: Work and Industry: Electricity
label: Exhibition
content: Lighting a Revolution
label: Exhibition Location
content: National Museum of American History
creditLine: label: Credit Line
content: From the Smithsonian Institution
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.181550
label: catalog number
content: 181550
label: accession number
content: 32407
objectType: label: Object Name
content: generator
label: Object Name
content: magneto generator
physicalDescription: label: Measurements
content: overall: 8 1/2 in x 15 in x 7 3/4 in; 21.59 cm x 38.1 cm x 19.685 cm