The product is a vintage hardcover book titled "This Is EAA: Duane Cole HB Book 1972" signed by the author, Duane Cole. Published by Ken Cook in 1972 in Wisconsin, this first edition book focuses on experimental aircraft aviation subject. The book is an original and was printed in English language. With a unique perspective on aviation history, this collectible item is a valuable addition for any enthusiast or collector interested in the world of experimental aircraft.