Sextant
date: label: date made
content: 19th century
name: label: maker
content: J. & A. Molteni
notes: label: Description
content: This sextant, which probably dates from the third quarter of the 19th century, has a brass frame. The inscription on the arc reads "J. & A. Molteni à Paris." The silvered scale is graduated every 10 minutes from -5° to +168° and read by vernier with tangent screw and magnifier to 10 seconds of arc. The Molteni family was in business in Paris from 1782 to about 1900, making a wide variety of mathematical instruments.
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: Navigation
label: See more items in
content: Measuring & Mapping
creditLine: label: Credit Line
content: Weston College
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.328486
label: catalog number
content: 328486
label: accession number
content: 271661
objectType: label: Object Name
content: sextant
physicalDescription: label: Physical Description
content: mahogany (overall material)
label: Physical Description
content: brass (overall material)
label: Physical Description
content: silver (overall material)
label: Measurements
content: overall: 9 3/4 in x 11 in x 4 in; 24.765 cm x 27.94 cm x 10.16 cm
label: Measurements
content: overall in case: 4 3/4 in x 10 3/8 in x 10 3/8 in; 12.065 cm x 26.3525 cm x 26.3525 cm