Hydrometer
notes: label: Description
content: Glass hydrometer/thermometer with mercury ballast. The lower paper label is marked “For every degree above zero one percent to be subtracted / For every degree under zero one percent to be added according to Richter.” The upper paper label is marked “Alcholmeter Richter and Tralles scale. Temp. 0 - 60° Fahrenh.” Jeremiah Benjamin Richter (1762-1807) was a German chemist who designed a hydrometer scale suitable for alcohol content. Johann George Tralles (1763-1822) was a German scientist who designed a hydrometer suitable for alcohol content.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Physical Sciences
creditLine: label: Credit Line
content: United States Military Academy
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.316456
label: catalog number
content: 316456
label: accession number
content: 223721
objectType: label: Object Name
content: hydrometer
label: Object Name
content: alcoholometer
physicalDescription: label: Measurements
content: overall: 18 in; 45.72 cm
label: Measurements
content: overall: 18 in x 13/16 in; 45.72 cm x 2.06375 cm