The book describes as simply as possible the basic techniques of work study, giving examples of each. It is hoped that the book will be useful, not only for training courses, but also to spread a knowledge of the principles and scope of work study among managers, supervisors and workers' representatives in the enterprises to which trainees belong and thus ease their task in applying it. The book will serve as a convenient reference text for persons both inside and outside industry who are interested in work study problems. So much can be done to raise productivity by well-tried methods easy to learn