Octant
notes: label: Description
content: Octant with an ebony frame, and flat brass index arm with floral design. The ivory scale is graduated every 20 minutes from -5° to +95° and read by vernier with tangent screw to 2 minutes of arc. A back sight and back horizon glass can be used to measure angles greater than 90°.
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: Navigation
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content: Measuring & Mapping
creditLine: label: Credit Line
content: College of the Holy Cross
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.326931
label: catalog number
content: 326931
label: accession number
content: 264083
objectType: label: Object Name
content: octant
physicalDescription: label: Measurements
content: radius: 17 3/4 in; 45.085 cm
label: Measurements
content: overall: 3 in x 16 1/8 in x 19 3/16 in; 7.62 cm x 40.9575 cm x 48.73625 cm