TUBULAR SLIDE RULE
OTIS KING TUBULAR SLIDE RULE a mechanical calculating devise using addition and subtraction of logarithms to simplify division and multiplication
Picture No
10085196
Media ID
47506048
Size
3521px x 5264px
(1.6MB)
Credit
Mary Evans Picture Library/PHILIP TALMAGE
Source
Original slide rule
Date
circa 1960
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Addition Calculating Calculators Cylindrical Devise Logarithms Maths Measurement Mechanical Multiplication Otis Rule Simplify Subtraction Tubular
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