Curve Template

Description
This flat rounded steel shape has was used by Carl Marius Christian Christensen Hostrup (1870-1950), a Danish-born cabinetmaker who came to the United States in 1889, soon settled in Clinton, Iowa, became a U.S. citizen in 1895, and spent the rest of his working life in Clinton. The shape of the outside curve idiffers from that of irregular curves sold by Keuffel & Esser, Dietzgen, and Queen.
References:
Accession file.
U.S. Census records, Iowa State Census Records, Clinton, Iowa, City Directories.
Location
Currently not on view
date made
ca 1900
Physical Description
steel (overall material)
Measurements
overall: .1 cm x 15.7 cm x 9 cm; 1/32 in x 6 3/16 in x 3 17/32 in
ID Number
MA.327330
accession number
266152
catalog number
327330
Credit Line
In Memory of Carl M. Hostrup
subject
Mathematics
Drawing Instruments
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Curves
Data Source
National Museum of American History, Kenneth E. Behring Center

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