United States Army Air Service (USAAS) 1st Pursuit Group in the northern part of Michigan, United States. A fifty gallon drum of fuel is hauled on a sled towards an airplane. The airplane is fueled by a hand pump. USAAS Curtiss P-1 Hawk aircraft with skis for landing on snow. The engines of the P-1 start. A second plane in the background. A long line of P-1 aircraft with ski-type landing gear. A P-1 aircraft taxis and takes off. Other airplanes taking off in the background.
A United States Army Air Service (USAAS) Pursuit P-1 Hawk aircraft is tested for maneuverability by Lt. James Harold Doolittle in Michigan, United States. Aerial maneuvers of the USAAS Curtiss P-1 Hawk aircraft. The aircraft performs a barrel roll. The P-1 aircraft flies upside down and performs aerial maneuvers.
Aerial acrobatics during a training of United States Army Air Service (USAAS) Pursuit fliers P-1Hawks in Michigan, United States. A P-1 Hawk performs a barrel roll. Views of terrain as the aircraft starts aerial maneuvers. The aircraft performs a somersault.
United States Army Air Corps (USAAC) Douglas O-2 aircraft in Michigan, United States. A Douglas O-2 observation aircraft with its propellers spinning. The Douglas O-2 aircraft taxis on a field and takes off. O-2 engining. A pilot in a cockpit. The O-2 aircraft in flight. Aerial views of terrain.
A United States Army Air Corps (USAAC) Loening OL COA-1 amphibious aircraft in Michigan, United States. A Loening OL COA-1 aircraft with its propellers spinning. The airplane taxis on wheels and takes off from a runway. It is in flight.
A United States Army Air Service (USAAS) Cox-Klemin XA-1 ambulance airplane in Michigan, United States. The XA-1 ambulance airplane which is the fastest means of transporting the injured. The white ambulance with red crosses on side and tail. The aircraft taxis.
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