Geometric Model by A. Harry Wheeler, Triangle Transformable into a Triangle, Plane Dissection
date: label: date made
content: ca 1932
name: label: maker
content: Wheeler, Albert Harry
notes: label: Description
content: The four pieces of this hinged dissection can be arranged as a triangle and as an isosceles triangle. The pieces are made of yellow, purple, blue and red plastic, glued to a wooden base.
label: Description
content: This appears to be model 4B in the list of triangles in Wheeler's list of decompositions of polygons.
label: Description
content: Drawings for this dissection, dated February 2, 1932, are in 1979.3002.43 (folder 2). Other drawings, dated February 4, 1932, are in 1979.3002.55, folder 1
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: Science & Mathematics
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content: Plane Dissections
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.304723.750
label: accession number
content: 304723
label: catalog number
content: 304723.750
objectType: label: Object Name
content: geometric model
physicalDescription: label: Measurements
content: overall: 1.4 cm x 29 cm x 9.2 cm; 9/16 in x 11 13/32 in x 3 5/8 in