Geometric Model by A. Harry Wheeler, Great Circles on a Sphere

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Description
This cut and fit model, made from clear plastic, shows three perpendicular rings representing great circles on a sphere. Collapsible. A paper tag on the model reads: 3GC.
Compare MA*304723.178, MA*304723.598, MA*304723.672, MA*304723.721, MA*304723.722, and MA*304723.724.
Location
Currently not on view
unspecified
Wheeler, Albert Harry
patentee
Wheeler, Albert Harry
maker
Wheeler, Albert Harry
place made
United States: Massachusetts, Worcester
associated place
United States: Massachusetts, Worcester
Physical Description
plastic (overall material)
green (overall color)
cut and fit (overall production method/technique)
Measurements
average spatial: 8 cm x 8 cm x 10 cm; 3 5/32 in x 3 5/32 in x 3 15/16 in
ID Number
MA.304723.722
accession number
304723
catalog number
304723.722
Credit Line
Gift of Helen M. Wheeler
subject
Mathematics
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Trigonometry
Spherical Trigonometry
Data Source
National Museum of American History, Kenneth E. Behring Center

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