One of the first helicopter tests at Soesterberg in 1925. Shows men assisting the helicopter for the first flight. The helicopter fuselage consists of a tubular truss, with an engine mounted on one end. Rotor-blades can be seen rotating in order to make a lift. The main rotor had two blades, which are restrained by cables so that the blades flap about a hinge. It is shown how flapping motion of blades is achieved and the view by a camera is also attached to rotor axis, showing the motion of blades.
One of the first helicopter tests at Soesterberg in 1925. Shows rotating blades of helicopter and trying to make a lift but it tilts on its side and collapses. Men running towards the collapsed helicopter and inspecting.
Shows men assisting helicopter to rise. Helicopter rises to a short distance and descends. The action is repeated and finally the helicopter tilts on its side and is held by men.
Scenes of the Royal Netherlands Indies Army Air Corp (ML-KNIL) at Kallang Airfield in Singapore during World War 2. Group of Dutch pilots gathered together for a group photo around aircraft B-3111, the plane of Lt. Frederik Pelder. The pilots are from 2-VLG V which was ordered to Singapore when the shooting war began, arriving 9 December 1941 and returning back to Semplak on 18 January 1942. Skull and cross bones held by commanding officer of 2-VLG-V, Captain Jacob Pieter van Helsdingen. The pilots and crew laugh and smile for the group photo shoot. A Dutch Martin 139WH (export version of the B-10) being loaded with bombs. Machine gunner seated in position in the aircraft. The Dutch Martin 139WH in flight overhead. Several views of Dutch Brewster B-339D fighter aircraft taxiing and in flight. Dutch pilots "scramble" (in response to alarm )and run quickly to their "Brewsters." Dutch Brewster B-339D aircraft take off in flights of three and join up in formation. An Australian Hudson I aircraft with Twin Wasp engines seen briefly as it taxis on the airfield.
Snow covered city in Netherlands. Snow on water. Sailor break ice to free barges. Men crosses bridge. A couple crosses a bridge. Man ties ice skate shoes. Children slide sled on ice. People skate on ice. Women skate in line. People slide on sled over snow. Children skate. Children throw ice balls on each other and play.
A helicopter is drawn out in fields by men. Two men carrying out helicopter fabrication process in a factory. Men working on landing gear. Men working on a cone made up of sheet metal which is attached to a worm wheel. Rotor axis is mounted on gear box. View of men working on rotor blades of helicopter which are pivoted universally to the main rotor axis. Men are shown working with fuselage and tail section of helicopter.