History
HESS, William N.
German Jets versus the U.S. Army Air Force
Battle for the Skies over Europe
HICKMAN, Ivan
Operation Pinball - The USAAF's secret aerial gunnery program in WWII
Historical Section of the Royal Canadian Air Force
The R.C.A.F. Overseas
Detailed history of the Royal Canadian Air Force in WWII from 1940 to 1945 in three volumes published from 1944 to 1949:
The First Four Years;
The Fifth Year;
The Sixth Year.
HOGG, Ian & BATCHELOR, John
Allied Secret Weapons
Purnell's History of the World Wars Special
HOLLAND, James
Twenty-One / Heroes - The Greatest Generation and the Second World War
HOLMES, Tony; LAKE, Jon; WEAL, John; BOWMAN, Martin; GRETZYNGIER, Robert; MATUSIAK, Wojtek & TILLMAN, Barrett
Scandinavian Sideshow 1940-45
Osprey Aircraft of the Aces: Men & Legends 19