Object Details
maker
Wheeler, Albert Harry
Description
This cut paper tan model consists of two pieces showing circular discs with a projecting tangent plane at the top, as well as a paper ring of the same diameter. The ring fits in the intersecting discs to show how one measures a spherical angle. Two stickers read: MSA*. Another mark reads: Pat 1,192,483.
Compare MA.304723.156, MA.304723.671, and MA.304723.663. For pattern, see 1979.3002.087.
Location
Currently not on view
Credit Line
Gift of Helen M. Wheeler
ID Number
MA.304723.663
accession number
304723
catalog number
304723.663
Object Name
Geometric Model
Physical Description
paper (overall material)
tan (overall color)
cut and folded (overall production method/technique)
Measurements
average spatial: 7.8 cm x 7.8 cm x 7.8 cm; 3 1/16 in x 3 1/16 in x 3 1/16 in
place made
United States: Massachusetts, Worcester
See more items in
Medicine and Science: Mathematics
Trigonometry
Science & Mathematics
Spherical Trigonometry
Data Source
National Museum of American History
Subject
Mathematics
Link to Original Record
Record ID
nmah_1073362