One of the twentieth century's great expositors of science offers insights into some of the more neglected aspects of mathematics, particularly among arithmetical notion and its elementary rules, roots and logarithms, and the principles of algebra and geometry. Unabridged republication of the edition published by The Open Court Publishing Company, La Salle, Illinois, 1943.
Here's a sample of other books in this Dover category
The Grammar of Science by Karl Pearson A major statement of the language, method, and concepts of the physical sciences, this volume traces the history of experimental investigation and efforts of philosophic minds to state and organize their findings.
Algebraic Equations: An Introduction to the Theories of Lagrange and Galois by Edgar Dehn This text focuses on the basics of algebraic theory, giving detailed explanations of integral functions, permutations, and groups, and Lagrange and Galois theory. Many numerical examples with complete solutions. 1930 edition.