XL-15 Army Scout in Front of Aircraft Hangar 

PT-27, the Army Designation for the Stearman Kaydet, in Flight 

CH-47 Chinook in Flight 

CH-47 Chinook Takeoff 

Stearman Kaydet PT-17 Primary Trainers built for Peru, Great Britain, China, US Navy, and US Army 

Stearman Kaydet PT-17 Primary Trainers built for Peru, Great Britain, China, US Navy, and US Army 

CH-47A Chinook Helicopter Transports Damaged Huey 

Conceptual Vertol Model 157B - an Extended Civilian Version of the CH-47 Chinook 

Army CH-47 Chinook Helicopter 

CH-47A Chinook Helicopter in Vietnam 

CH-47 Chinook Helicopter Drops Water on Fire 

US Army CH-47B Chinook Helicopter 

CH-47A Chinook Helicopter Nose Detail 

CH-47 Chinook Helicopter Drops Water on Fire 

Desgin Study for Vertol Model 167 

CH-47A Chinook Helicopter Transports Damaged Huey 

First Official Flight of an Armed CH-47A Helicopter at Boeing Vertol Flight Center, Philadelphia, PA 

CH-47A Chinook Helicopter Lands on Deck of MSTS Corpus Christie Bay for Maintenance 

CH-47A Chinook Helicopter in Army Air Mobility Training Exercise 

CH-47A Chinook Helicopter in Vietnam 

CH-47A Chinook Helicopter with Pershing Missile 

CH-47A Chinook Helicopter Recovers Damaged CV-2 Caribou

CH-47A Chinook Helicopter in Flight over Tail of 727 

CH-47 Chinook Helicopter "Hercules" 

Boeing Vertol CH-47 Manufacturing Line