Aneroid Barometer
date: label: date made
content: 1879-1885
name: label: retailer
content: J. & H. J. Green
label: maker
content: Pitkin, James
notes: label: Description
content: The inscriptions on the face of this barometer read “J. & H. J. GREEN / NEW YORK” and “JAS PITKIN / Maker / LONDON / COMPENSATED” and “U.S.G.S. No 181.” They indicate a date between 1879 and 1885 when James and Henry J. Green were working in partnership. The U.S. Geological Survey was established in 1879.
label: Description
content: The pressure scale around the circumference of the face reads from 20 to 31 inches of mercury; the altitude scale reads from zero to 12,000 feet.
label: Description
content: James Pitkin received a British provisional patent (#2947) for “Improvements in Aneroid Barometers” in 1861. In 1870, together with Thomas W. Short, his partner at that time, he brought out an <i>Illustrated Catalogue of Aneroid Barometers</i>.
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: Barometers
label: See more items in
content: Measuring & Mapping
creditLine: label: Credit Line
content: U.S. Geological Survey
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.247925
label: catalog number
content: 247925
label: accession number
content: 47736
objectType: label: Object Name
content: Aneroid Barometer
physicalDescription: label: Measurements
content: overall: 2 3/4 in; 6.985 cm
label: Measurements
content: overall: 3 9/16 in x 2 3/4 in x 1 1/8 in; 9.04875 cm x 6.985 cm x 2.8575 cm