If the Otis King slide rule in [Chris Staecker’s] latest video looks a bit familiar, you might be getting up there in age, or you might remember seeing us talk about one in our collection. Actually, ...
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 ...
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