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Mathematical Tables, Automatic Arithmetic: A New System for Multiplication and Division without Mental Labour and without the Use of Logarithms

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. The title of this bound set of tables ...
Nature

Quick and Easy Methods of Calculating A Simple Explanation of the Theory and Use of the Slide-Rule, Logarithms, &c

THE author makes his title, “Quick and Easy Methods of Calculating”—at least, that is all that is in large print on the title-page; but the binder calls it, on the outside of the book, “The Slide-Rule ...
JSTOR Daily

A Simple Method for Recording and Analyzing Serological Data

Titration endpoints from any 2-fold dilution series represent either true or modified base-2 logarithms and can be recorded conveniently by tube or dilution number. The simple arithmetic mean of ...
Nature

Automatic Arithmetic: a New System for Multiplication and Division without Mental Labour and without the Use of Logarithms.

THIS is an ingenious work, and would have suited the “fantastical” Armado (“I am ill at reckoning; it fitteth the spirit of a tapster”). By the aid of 1759 figures only the user of it is able to ...