Bimetallic Pocket Thermometer
notes: label: Description
content: This lovely bibelot, which probably dates from the 19th century, has a silvered case like a pocket watch. Several concentric scales on the white porcelain face show the temperature according to various scales. The one marked "REAU" refers to René Antoine Ferchault de Réaumur, a French scientist who, in 1730, proposed a temperature scale according to which water froze at 0 degrees and boiled at 80 degrees. The one marked "FAHR" refers to Daniel Gabriel Fahrenheit, a Polish scientist who in 1724 propsed a temperature scale according to which water froze at 32 degrees and boiled at 212 degrees.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Physical Sciences
label: See more items in
content: Thermometers and Hygrometers
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content: Measuring & Mapping
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.325408
label: catalog number
content: 325408
label: accession number
content: 256201
objectType: label: Object Name
content: thermometer
physicalDescription: label: Measurements
content: overall: 2 in; 5.08 cm
label: Measurements
content: overall in case: 1 in x 2 1/2 in x 2 7/8 in; 2.54 cm x 6.35 cm x 7.3025 cm