Aneroid Barometer
date: label: date made
content: circa 1856-1897
label: date made
content: circa 1870-1897
label: date made
content: 1870 - 1890
name: label: maker
content: L. P. Casella
notes: label: Description
content: This is a cylindrical instrument, 5.5 inches in diameter. The silvered face is marked “SIGNAL SERVICE U.S. ARMY / L. CASELLA / MAKER TO THE ADMIRALTY & ORDNANCE / LONDON / COMPENSATED / 2634 / ‘FOR ISSUE’ / NO 21.” The scale around the circumference of the face extends from 17 to 22 inches of mercury, graduated in tenths; another scale indicates altitudes from below 10,000 to above 15,000 feet.
label: Description
content: This was probably made after 1870 when the Signal Service was charged with organizing a national weather service. And it was probably made before the establishment of the U.S. Weather Bureau, as a civilian agency, in 1890.
label: Location
content: Currently not on view
place: label: place made
content: United Kingdom: England, London
setName: label: See more items in
content: Medicine and Science: Physical Sciences
label: See more items in
content: Measuring & Mapping
creditLine: label: Credit Line
content: U.S. Weather Bureau
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.314547
label: accession number
content: 204612
label: catalog number
content: 314547
objectType: label: Object Name
content: aneroid barometer
physicalDescription: label: Measurements
content: overall: 5 1/2 in; 13.97 cm
label: Measurements
content: overall: 6 3/4 in x 2 1/8 in x 5 3/4 in; 17.145 cm x 5.3975 cm x 14.605 cm