Written by a legendary trader who is reputed to have made $50 million in the markets in his lifetime. In this classic book, his most popular, he reveals his practical, mathematical market trading rules and principles. Among the subjects Gann covers in this book are limit days and gap days, reverse signal days, trend indicators, and timing trend changes. This book teaches many of Gann’s secrets about chart reading, money management, and time cycles. The rules Gann teaches in this book have been tested by him in his actual market operations. They are practical, mathematical, and have stood the test of time.