Object Details
- Keuffel & Esser Co.
- 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
- Credit Line
- Gift of Norma P. Wieler
- ca 1940
- ID Number
- 1998.0032.06
- catalog number
- 1998.0032.06
- accession number
- 1998.0032
- Object Name
- scale rule
- rule
- 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
- place made
- United States: New York, New York City
- See more items in
- Medicine and Science: Mathematics
- Science & Mathematics
- Scale Rules
- National Museum of American History
- Subject
- Mathematics
- Drafting, Engineering
- Record ID
- nmah_694129
- GUID (Link to Original Record)
- https://n2t.net/ark:/65665/ng49ca746a5-1899-704b-e053-15f76fa0b4fa
