Geometric Model by A. Harry Wheeler, Measurment of a Spherical Angle

<< >>
Description
This cut paper tan object 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. A mark on one piece reads: MSA*. Another mark reads: Pat 1,192,483. The model is not assembled.
Compare MA*304723.156, MA*304723.671, and MA*304723.663. For pattern, see 1979.3002.087.
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
paper (overall material)
tan (overall color)
not assembled (overall production method/technique)
Measurements
average spatial: .3 cm x 8.5 cm x 8 cm; 1/8 in x 3 11/32 in x 3 5/32 in
ID Number
MA.304723.671
accession number
304723
catalog number
304723.671
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

Comments

Add a comment about this object