The NFL's Official Encyclopedia History of Professional Football is a vintage first printing from 1973, intended for young adults, ages 9-12, and adults. Published by Macmillan Publishers, this nonfiction reference book offers a comprehensive narrative about the history of professional football, with a specific focus on the NFL. Packed with illustrations and featuring a dust jacket, this hardcover book is a valuable resource for those interested in the sport and its origins in the United States during the 1970s.