Smithsonian museums continue to be closed to support the effort to contain the spread of COVID-19. Read a message from our director, and check our website and social media for updates.

Keuffel & Esser 1453P Chain Scale

Keuffel & Esser 1453P Chain Scale

<< >>
Usage conditions apply
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.
Currently not on view
Object Name
scale rule
date made
ca 1940
Keuffel & Esser Co.
place made
United States: New York, New York City
Physical Description
boxwood (overall material)
plastic (overall material)
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
catalog number
accession number
Credit Line
Gift of Norma P. Wieler
Drafting, Engineering
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Scale Rules
Data Source
National Museum of American History
Nominate this object for photography.   

Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.

If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.


Add a comment about this object