Object Details
maker
Ross, W. W.
Description
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.
Compare models 1985.0112.205 through 2012.0112.217. For further information about Ross models, including references, see 1985.0112.190.
Location
Currently not on view
Credit Line
Gift of Wesleyan University
date made
ca 1895
ID Number
1985.0112.205
catalog number
1985.0112.205
accession number
1985.0112
Object Name
geometric model
Physical Description
wood (overall material)
Measurements
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
place made
United States: Ohio, Fremont
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Arithmetic Teaching
Data Source
National Museum of American History
Subject
Mathematics
Link to Original Record
Record ID
nmah_694082