Pyramid and Frustrum of Pyramid, Ross Solid #11
date: label: date made
content: ca 1895
name: label: maker
content: Ross, W. W.
notes: label: Description
content: This is the eleventh in a series of models illustrating the volume of solids designed by William Wallace Ross, a school superintendent and mathematics teacher in Fremont, Ohio. The unpainted wooden model has a square base and four equal triangles for sides. A plane parallel to the base divides it into a square pyramid and the frustum of a square pyramid. A paper label on the model reads: Frustum of a Pyramid. Another mark on this label reads: (See Metallic Frustum). A mark on another paper label reads: Pyramid.
label: Description
content: Compare models 1985.0112.205 through 2012.0112.217. For further information about Ross models, including references, see 1985.0112.190.
label: Location
content: Currently not on view
place: label: place made
content: United States: Ohio, Fremont
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: Arithmetic Teaching
creditLine: label: Credit Line
content: Gift of Wesleyan University
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1985.0112.205
label: catalog number
content: 1985.0112.205
label: accession number
content: 1985.0112
objectType: label: Object Name
content: geometric model
physicalDescription: label: Physical Description
content: wood (overall material)
label: Measurements
content: overall: 15.2 cm x 7.5 cm x 6.5 cm; 5 31/32 in x 2 15/16 in x 2 9/16 in