This book offers a comprehensive compilation of 14000 gear ratios presented in common fraction. With a publication date of 1942, it provides a wealth of information on the topic of gear ratios and is a valuable addition to any engineer's library. Written by Ray M. Page and published by The Industrial Press, the hardcover binding ensures durability for long-term use. The book is in English and is a must-have for anyone interested in the subject of gear ratios.