“Problems In Machine Design” by O. A. Leutwiler is a first edition hardcover book published by McGraw-Hill in 1923. It is a textbook focusing on engineering mechanics and is written by the author O. A. Leutwiler. The book is targeted towards engineering students and professionals in the field of engineering, providing detailed solutions to problems related to machine design. This publication serves as a valuable resource for those looking to deepen their understanding of engineering principles and solve complex design problems effectively.