Geometric Model by A. Harry Wheeler, Polar Spherical Triangles (incomplete)
name: label: maker
content: Wheeler, Albert Harry
notes: label: Description
content: This cut and glued clear plastic model is one of several in which A. Harry Wheeler illustrated properties of polar spherical triangles. A sticker on it reads: PT. An inner polar triangle and one arc of an outer one survives – two faces are missing. The vertices are unlabeled. The model is undated and has no Wheeler number.
label: Description
content: For a discussion of polar triangles, see 304723.159. Compare 304723.491, 304723.516, 304723.521, and 1979.0102.212.
label: Location
content: Currently not on view
place: label: place made
content: United States: Massachusetts, Worcester
topic: label: Subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Mathematics
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content: Trigonometry
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content: Science & Mathematics
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content: Spherical Trigonometry
creditLine: label: Credit Line
content: Gift of Louise D. Campbell
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1979.0102.213
label: accession number
content: 1979.0102
label: catalog number
content: 1979.0102.213
objectType: label: Object Name
content: Geometric Model
physicalDescription: label: Physical Description
content: plastic (overall material)
label: Measurements
content: overall: 5.2 cm x 8.3 cm x 5.2 cm; 2 1/16 in x 3 9/32 in x 2 1/16 in