Helicopters 1900-1960 Combat Aircraft AH-64, Mc Donnell Douglas AH-64 Apache: the US Army's tank killer Jolly Green Giants; US Combat Helicopters United States combat aircrew survival equipment: world war II to present a reference guide for collectors US aircrew combat & survival gear World guide to combat planes two Battlefield Helicopters Helicopters at war Warplanes & air battles of World War I Warplanes & air Battles of World War I Geschiedenis van het vliegen en van de luchtvaart History of Combat Aircraft