Geometric Model by A. Harry Wheeler, Pentagon Transformable into a Equilateral Triangle, Plane Dissection
date: label: date made
content: ca 1932
label: date made
content: ca 1932
name: label: maker
content: Wheeler, Albert Harry
notes: label: Description
content: This dissection consists of six pieces arranged in a transparent green pentagonal case. The pieces may be arranged as a pentagon or an equilateral triangle.
label: Description
content: A pattern for this model (found in 1979.3002.52) is dated 1932. Wheeler sent a desctiption of the model to Canadian mathematician H.S.M. Coxeter, who wrote letter reacting to that which is with the pattern.
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.304723.793
label: accession number
content: 304723
label: catalog number
content: 304723.793
objectType: label: Object Name
content: geometric model
physicalDescription: label: Physical Description
content: plastic (overall material)
label: Physical Description
content: wood (overall material)
label: Physical Description
content: yellow (overall color)
label: Physical Description
content: black (overall color)
label: Physical Description
content: gray (overall color)
label: Physical Description
content: green (overall color)
label: Physical Description
content: turquoise (overall color)
label: Physical Description
content: red (overall color)
label: Physical Description
content: cut and glued (overall production method/technique)
label: Measurements
content: average spatial: 1.2 cm x 9 cm x 8.6 cm; 15/32 in x 3 17/32 in x 3 3/8 in