“MACHINE TOOLS AT WORK” by Charles O. Herb is a vintage, first edition nonfiction book published in 1942 by The Industrial Press. With a focus on machine tools and industrial shop applications, this illustrated hardcover book is intended for adult readers interested in the machine shop and industrial genre. The book, with 552 pages, provides insights into the world of machine tools, making it a valuable resource for those in the industry looking to expand their knowledge and skills.