Photos and illustrations gleaned from numerous sources, a glossary, reference list, and index enhance the text. Chapters include Size Reduction from the Stone Age to the Space Age; The Science and the Scientists; Hand Stones; Water Wheels, Windmills, and Beyond; Stamp Mills and Crushers; Roller Mills; Tumbling Mills; Fine-Grinding Mills; Classifiers; Explosive Rock Breakage; and Size Reduction in the 21st Century.