Geometric Model by P. Malmberg, as Student of A. Harry Wheeler, Hyperbolic Paraboloid

Geometric Model by P. Malmberg, as Student of A. Harry Wheeler, Hyperbolic Paraboloid

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Usage conditions apply
The frame for this collapsible model is a paper square folded diagonally. Threads joining opposite sides form a ruled surface (a hyperbolic paraboloid). The ourside is covered with black cloth.
A mark on the model reads: No. 318. Another mark reads: P. Malmberg (/) Feb. 25, 1927.
Currently not on view
Object Name
Geometric Model
Other Terms
Geometric Model; Hyperbolic Paraboloid
date made
1927 02 25
Wheeler, Albert Harry
Malmberg, Philip
place made
United States: Massachusetts, Worcester
associated place
United States: Massachusetts, Worcester
Physical Description
paper (overall material)
string (overall material)
cloth (overall material)
black (overall color)
tan (overall color)
cut, glued and sewn (overall production method/technique)
average spatial: 10.2 cm x 20.5 cm x 10.8 cm; 4 1/32 in x 8 1/16 in x 4 1/4 in
ID Number
accession number
catalog number
Credit Line
Gift of Helen M. Wheeler
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Data Source
National Museum of American History
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