Vintage Book popular 'Prevention of Fatigue of Metals' 1941

popular Black hardcover book prepared for the Bureau of Aeronautics Navy Department by the staff of Battelle Menorial Institute and published by John Wiley and Sons in 1941. This book is in excellent condition with some foxing from paper oxidation on the front page. All other pages are printed on glossy paper and are legible and in very great condition. Spine is intact and there are very little markings.