Author: UNIQUE
Title: Half-Hour Instructions for the Use of British Made " Unique Slide Rules ", Containing Conversion Table for Money Calculations
Description: Unique Slide Rules. 125mm x 182mm tall (5" x 7.25" approx.). 12pp with a text fig. A little dusty but otherwise good, in the original black-printed paper covers. Undated, but circa 1950's? Postage will be reduced for this light item.

Keywords: Math Maths Mathematics Slide Rule Rules Instruments Technology Science Calculators Calculation Scales Reciprocals Sine Cosign Tangent Metrology Sliderule Sliderules Mensuration Scientific Instruments Weights and Measures


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