The book, War In The Air (1939 - 1945) is full of action photographs, accurate drawings and informative text that describe the changes in the fighters and bombers through the seven years of World War II.  This book is an excellent resource guide that reveals the advances in aircraft design produced by the necessities of war including the use of jet and rocket technologies that would continue to have an impact long after the end of the war.  The major sections of this book are as follows: 1) Blitzkrieg!; 2) Battle Of Britain; 3) The Bombing Offensive; 4) Fighters' War; 5) Aerial Command Of The Seas and 6) Eclipse Of The Rising Sun.  In addition, this book includes the following features: 1) 29 vintage black and white photographs; 2) 20 rare wartime color photographs; 3) 13 black and white illustrtions and data tables; 4) 111 color illustrations and 5) 4 air-war combat maps.  This book is 64 pages and is in like-new condition.  The author is Richard Humble.  Edition published in 1975.