Gyroscope
date: label: date made
content: ca 1860
name: label: maker
content: Hall, Thomas
notes: label: Description
content: Moses G. Farmer (1820-1893) was an American inventor and electrical engineer who, in 1856, designed the first “electric gyroscope so as to run continuously at uniform speed.” This example came from the shop of Thomas Hall, a Boston instrument maker. It belonged to the American physicist and inventor, Amos E. Dolbear (1837-1910).
label: Description
content: Ref: A. E. Dolbear, “Moses G. Farmer,” <i>Proceedings of the American Academy of Arts and Sciences</i> 29 (1893-1894): 415-418.
label: Description
content: Prof. A. E. Dolbear, “Moses G. Farmer as an Electrical Pioneer,” <i>Electricity</i> 13 (Aug. 4, 1897): 56-58.
label: Location
content: Currently not on view
place: label: place made
content: United States: Massachusetts, Boston
topic: label: Subject
content: Science & Scientific Instruments
setName: label: See more items in
content: Medicine and Science: Physical Sciences
creditLine: label: Credit Line
content: Gift of Mr. Benjamin L. Dolbear
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.323348
label: catalog number
content: 323348
label: accession number
content: 249235
objectType: label: Object Name
content: gyroscope
physicalDescription: label: Measurements
content: overall: 7 in x 3 in x 3 1/2 in; 17.78 cm x 7.62 cm x 8.89 cm
label: Measurements
content: overall: 6 3/4 in x 3 3/8 in x 4 in; 17.145 cm x 8.5725 cm x 10.16 cm