Geometric Model by A. Harry Wheeler, Tetrahemihexahedron or Heptahedron (One-Sided Polyhedron)

Description:

This pink, yellow, orange, green and purple plastic model.is in the shape of a regular octahedron but has four alternating faces removed and replaced by inward-facing triangular pyramids. It is a one-sided polyhedron.

Wenninger calls this surface a tetrahemihexahedron, Wheeler called it a heptahedron.

Compare 1979.0102.175, 1979.0102.176, 1979.0102.177, 1979.0102.190, 1979.0102.203, 1979.0102.272, 1979.0102.304, MA.304723.366, MA.304723.380, MA.304723.387, and MA.304723.419.

References:

Magnus J. Wenninger, Polyhedron Models, Cambridge: The University Press, 1971, p. 101.

A.H. Wheeler, Catalog of Models, A. H. Wheeler Papers, Mathematics Collections, National Museum of American History.

Maker: Wheeler, Albert Harry

Location: Currently not on view

Place Made: United States: Massachusetts, Worcester

Subject: Mathematics

Subject:

See more items in: Medicine and Science: Mathematics

Exhibition:

Exhibition Location:

Credit Line: Gift of Louise D. Campbell

Data Source: National Museum of American History

Id Number: 1979.0102.176Accession Number: 1979.0102Catalog Number: 1979.0102.176

Object Name: Geometric Model

Physical Description: plastic (overall material)Measurements: overall: 5.2 cm x 3.7 cm x 3.7 cm; 2 1/16 in x 1 15/32 in x 1 15/32 in

Guid: http://n2t.net/ark:/65665/ng49ca746b4-280b-704b-e053-15f76fa0b4fa

Record Id: nmah_904922

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