Keuffel & Esser Company, which had its headquarters in New York City, was a leading American maufacturer of slide rules and drawing instruments. Between 1961 and 1971, the company gave the Smithsonian ...
You have that slide rule in the back of the closet. Maybe it was from your college days. Maybe it was your Dad’s. Honestly. Do you know how to use it? Really? All the scales? That’s what we thought.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback