Object Details
- Keuffel & Esser Co.
- Description
- This 70-page booklet was received with 1993.0357.01. The book explains how to operate model 68–1555, which was model 4168 before 1962. Its citation information is: Keuffel & Esser Polyphase Duplex Pocket Slide Rule . . . Instruction Manual, 2nd ed. (New York: Keuffel & Esser Co., 1947). Presumably only the cover and illustration of the slide rule were updated in the 1960s. Topics covered include: multiplication and division, proportion, squares and square roots and cubes and cube roots, and plane trigonometry. Answers are provided at the back.
- Location
- Currently not on view
- Credit Line
- Gift of Alfred E. Brown
- 1960s
- ID Number
- 1993.0357.01.01
- accession number
- 1993.0357
- catalog number
- 1993.0357.01.01
- Object Name
- pamphlet
- Physical Description
- paper (overall material)
- Measurements
- overall: 19.8 cm x 13.4 cm; 7 25/32 in x 5 9/32 in
- place made
- United States: New York, New York City
- See more items in
- Medicine and Science: Mathematics
- Science & Mathematics
- Slide Rules
- National Museum of American History
- Subject
- Mathematics
- Rule, Calculating
- Record ID
- nmah_1422681
- GUID (Link to Original Record)
- https://n2t.net/ark:/65665/ng49ca746ad-a340-704b-e053-15f76fa0b4fa
