Geometric Model by A. Harry Wheeler, Symmetrical Spherical Triangles, Each Separated into Three Isoceles Spherical Triangles
date: label: date made
content: 1916 08 19
name: label: maker
content: Wheeler, Albert Harry
notes: label: Description
content: This cut and folded tan paper model shows two spherical triangles symmetrically located on opposite side of a sphere (only a great circle of the sphere is shown). Both of the spherical triangles are divided into three isoceles spherical triangles.
label: Description
content: The model is among those Wheeler dubbed collapsible.
label: Description
content: Compare MA.304723.174.
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 Helen M. Wheeler
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MA.304723.168
label: accession number
content: 304723
label: catalog number
content: 304723.168
objectType: label: Object Name
content: Geometric Model
physicalDescription: label: Physical Description
content: paper (overall material)
label: Physical Description
content: tan (overall color)
label: Physical Description
content: cut and folded (overall production method/technique)
label: Measurements
content: average spatial: 3 cm x 5 cm x 5 cm; 1 3/16 in x 1 31/32 in x 1 31/32 in