This 1971 edition book written by Ray Wagner and Heinz Nowarra. Is over 400 pages of written information and black and white photographs of all the aeroplanes that flew for the German Airforce in both World Wars,incuding the beginning of the jet age. The out side of the book is badly marked there is no dust cover, this may distract from the book but for its wealth of information it is a must to have. If you are a Aircraft enthusiast this is for you.