18
Mar
Specialty Calculators
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Listing Photo Slide Rules are computing devices that would appear to be multiple rulers working together. In their most basic form, they multiply two numbers by sliding in relation to each other until desired numbers are lined up. They are utilized to do speedy routine mathematical work, in a variety of conditions.       If you looked under the experience section of Slide Rule’s resume you would find: landed astronauts on the Moon (1), aided bombardiers and navigators during World War II; calculated fuel usage and altitude for U.S. Navy aircraft ranges; consulted with engineers to construct the Empire State Building, Hoover Dam, and the curves of the Golden Gate Bridge. (2)   Still making an impact today, American Slide-Chart / Perrygraf produces slide charts, devices that operate on the principle of a slide rule. We have produced charts that aid in fighting fir...
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