The “Book of Giants: the Watchers, Nephilim, and the Book of Enoch” by Joseph Lumpkin is a textbook published in 2014 that delves into the subjects of technology, engineering, and religion. Written in English, this mass market paperback explores the mysterious creatures known as the Watchers and Nephilim, as well as the ancient text known as the Book of Enoch. The author, Joseph Lumpkin, provides a comprehensive examination of these fascinating subjects, making it a valuable resource for those interested in military science and the supernatural.