This hardcover book, titled "Messerschmitt Geheimprojekte (Messerschmitt Secret Projects) F6", is a fantastic addition to any aviation enthusiast's collection. Written by Walter Schick and Willy Radinger, the book covers military aviation and aviation research, with a focus on Messerschmitt secret projects. Published in 1996 by Aviatic Verlag GmbH, the book is in German language and measures 8.5 inches in length, 11 inches in height, and 0.5 inches in width. The book weighs 32.3 ounces and was manufactured in Germany. This book is perfect for anyone interested in aviation, and I highly recommend it.