General Mason M. Patrick,Chief of Air Service inspects De Bothezat helicopter during its development at engineering division of McCook field in Dayton, Ohio. Brigadier General William "Billy" Mitchell also takes a look at the helicopter. Russian immigrant George De Bothezat, the inventor of the helicopter, speaks to the officers. Two lift tests are shown with one lifting 1000 pounds and the other lifting 3500 pounds at 160 horsepower.
General Charles De Gaulle arrives in car at Bastille Day parade. Crowd of French spectators and troops lined up for parade. Aerial view of French tanks moving on avenue to Arc De Triomphe. Front view of French troops on tanks. Helicopters and planes flying in sky. Planes creating vapor trails. Views of different French Army Units marching and huge parade passing the avenue.
De Bothezat helicopter with four rotors rotating at each end of its arms. The experimental quadrotor designed by George de Bothezat is seen in flight at McCook Field in Dayton Ohio. The helicopter rising just above the ground and moving from side to side but remaining just aloft, then descending while a man stands nearby.
Flight made by inventor, Professor George De Bothezat. De Bothezat sitting at the controls of the helicopter. Helicopter rising short distant and descending. Many views of helicopter rising and descending. Men watching.
Crowds inspect World War I captured German equipment. German tanks, cannons, field guns, railroad guns, and gun carriages displayed outside the Hotel des Invalides (129 Rue de Grenelle, 75007 Paris, France).
World War 1 Captured German equipment displayed in Hotel des Invalides. Crowds and traffic at Concorde square. German tanks, cannons, field guns, railroad guns, and gun carriages displayed in Hotel des Invalides.
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