Blaine, Robert Gordon Quick & Easy Methods Of Calculating: A Simple Explanation Of The Theory & Use Of The Slide-rule, Logarithms, Etc
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Quick & Easy Methods Of Calculating: A Simple Explanation Of The Theory & Use Of The Slide-rule, Logarithms, Etc
Quick & Easy Methods Of Calculating: A Simple Explanation Of The Theory & Use Of The Slide-rule, Logarithms, Etc