A pilot's cockpit from a propeller aeroplane, or airplane. The diagram illustrates the different parts of the cockpit used to control the plane. The cockpit contains gauges; watch; joystick controlling ailerons and elevators; and wires to adjust wings.
H. Barber The Aeroplane Speaks (New York, NY: Robert M. McBride & Co, 1917)
Courtesy the private collection of Roy Winkelman