Geometric Model by A. Harry Wheeler, Triangle Transformable into Trapezoid (Portion), Plane Dissection
date: label: date made
content: ca 1932
name: label: maker
content: Wheeler, Albert Harry
notes: label: Description
content: This model consists of two triangular pieces hinged at on vertex. It may be arranged as a triangle or a quadrilateral.
label: Description
content: There is a model of a triangle with its medians which Wheeler variously designated 6K and 12TD. It consisted of six pieces which arrange to form a triangle. Models MA.304723.745, MA.304723.746 and 1979.0102.189 are the pieces of this partially hinged model.
label: Description
content: A drawing ot 12TD, dated April 2, 1932,is 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
label: See more items in
content: Science & Mathematics
label: See more items in
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.304723.745
label: catalog number
content: 304723.745
label: accession number
content: 304723
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: metal (overall material)
label: Physical Description
content: green (overall color)
label: Physical Description
content: hinged (overall production method/technique)
label: Measurements
content: average spatial: 1.5 cm x 1.3 cm x 10.4 cm; 19/32 in x 1/2 in x 4 3/32 in