Thermometer
date: label: date made
content: 1879
name: label: maker
content: Tonnelot, Jules
notes: label: Description
content: Mercury-in-glass thermometer with a cylindrical bulb, and a milk white tube marked “Yale Observatory Standard No. 51 Made by Tonnelot à Paris Equal graduations Crystal glass tube made April 1879.” The scale, which extends from -4.8 to +104.6 degrees Centigrade, is graduated every degree, in fifths. The protective chrome case is marked “Yale Observatory Standard No 51.”
label: Description
content: Ref.: Leonard Waldo, “Examination of Thermometers at the Yale Observatory,” <i>Popular Science Monthly</i> 18 (1881): 367-374.
label: Location
content: Currently not on view
place: label: place made
content: France: Île-de-France, Paris
setName: label: See more items in
content: Medicine and Science: Physical Sciences
label: See more items in
content: Thermometers and Hygrometers
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.317451
label: catalog number
content: 317451
label: accession number
content: 230396
objectType: label: Object Name
content: thermometer
physicalDescription: label: Measurements
content: overall: 21 1/2 in x 11/16 in; 54.61 cm x 1.74625 cm