Geometric Model by A. Harry Wheeler, Triangle Transformable into Triangle and into Parallelogram, Plane Dissection
date: label: date made
content: ca 1932
name: label: maker
content: Wheeler, Albert Harry
notes: label: Description
content: The five pieces of this hinged dissection can be arranged as a triangle two ways and as a quadrilateral.
label: Description
content: A drawing for this model is in 1979.3002.55, folder 1. It is dated January 9, 1932, and shows the pieces arranged as a triangle in two ways and as a parallelogram.
label: Description
content: This is Wheeler's model 5B, Triangle Into Triangle, as listed in his "Decompositions of Polygons," under triangles.
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
label: See more items in
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.304723.754
label: accession number
content: 304723
label: catalog number
content: 304723.754
objectType: label: Object Name
content: geometric model
label: Other Terms
content: Dissection
physicalDescription: label: Physical Description
content: plastic (overall material)
label: Physical Description
content: wood (overall material)
label: Physical Description
content: metal (overall material)
label: Physical Description
content: green (overall color)
label: Physical Description
content: red (overall color)
label: Physical Description
content: yellow (overall color)
label: Physical Description
content: black (overall color)
label: Physical Description
content: white (overall color)
label: Physical Description
content: hinged (overall production method/technique)
label: Measurements
content: average spatial: 11 cm x 20.2 cm x 13.3 cm; 4 11/32 in x 7 15/16 in x 5 1/4 in