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Keuffel & Esser 1453P Chain Scale

Keuffel & Esser 1453P Chain Scale

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Description
This 12" boxwood rule is beveled along both long edges and faced with white celluloid. One edge is divided to 1/16" and numbered by ones from 0 to 12. The other edge is on the back of the rule and is divided to 1/32", numbered by ones from 0 to 12. The front of the rule is marked: KEUFFEL & ESSER Co (/) N.Y. It is also marked: PARAGON. It also has K&E's eagle logo with the mark: TRADEMARK. It is also marked: RHW.
Keuffel & Esser added model 1453 to its Paragon line in 1936, when the model number was 1453PR and the price was $1.85. The model number was still 1453PR by 1954. According to the donor, the instrument was used by her husband, the electrical engineer Robert H. Wieler (1923–1993).
References: Catalogue and Price List of Keuffel & Esser Co., 38th ed. (New York, 1936), 214; Catalogue and Price List of Keuffel & Esser Co., 42nd ed. (New York, 1954), 184.
Location
Currently not on view
Object Name
scale rule
rule
date made
ca 1940
maker
Keuffel & Esser Co.
place made
United States: New York, New York City
Physical Description
boxwood (overall material)
plastic (overall material)
Measurements
overall:.4 cm x 31.8 cm x 3.5 cm; 5/32 in x 12 17/32 in x 1 3/8 in
ID Number
1998.0032.06
catalog number
1998.0032.06
accession number
1998.0032
Credit Line
Gift of Norma P. Wieler
subject
Mathematics
Drafting, Engineering
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Scale Rules
Data Source
National Museum of American History
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