Women Ordinance Workers (WOW) fire heavy machine guns in Aberdeen proving ground, MD, USA. Explosions on the ground. West point cadets visit Aberdeen proving ground. Small rocket launcher demonstrated for the west point cadets. (World War II period).
A training film about the activities being carried out at United States naval proving grounds in Dahlgren, Virginia. Photographs of ancient ships at sea. An aircraft lands aboard an aircraft carrier. View of the U.S. naval proving grounds in Dahlgren, Virginia. An artillery at the ground. Velocity towers with coils used to determine velocity of a projectile fired. A number of booklets with a sign on them that reads 'AA range table'. Main battery building with the Firing officer at the bridge as he prepares for firing a 5 inch 38 caliber artillery. Men talk over phones as they check their communication instruments. A range boat stands by to ensure clearance of the area before artillery fire. Firing officer checks the firing circuit. Men prepare to record the velocity of the shell through photographs. Coils being raised to correspond with the angle of gun barrel. At the projectile house projectiles being numbered, weighed and measured. A balloon with a radio fixed to it being released to get weather information. Men at the gun mount as they magnetize the shells. Firing officer makes safety checks and 5 inch 38 caliber artillery being fired. Technicians record the velocity of the shell photographically. Photographic strip being developed. Technicians undertake calculation of data range table with the help of a map. Men unroll a map and work on it.
A radio tower at the White Sands Proving Ground (White Sands Missile Range), a rocket range in New Mexico,United States. An aerial view of the facility and its surroundings. The sign on the entrance reads ' U.S. Naval Unit White Sands Proving Ground '. Truck and jeep come out of the facility's entrance.
'Women at war' Women test tanks at Aberdeen Proving Grounds in Aberdeen, Maryland. Women manufacture war equipment like shells at a war plant. They pile up shells. Machine guns and rifles fired by women during a test. A 19mm anti aircraft gun tested at the proving grounds. A woman drives a tractor and women work on a tank.
United States naval proving grounds in Dahlgren, Virginia. Flak burst as anti aircraft guns are fired. Explosions occur in water. A building at the proving grounds in Dahlgren, Virginia. Men inside the building make preparations to fire a 5 inch projectile in a pit having a diameter of 25 feet. A man places a projectile in a box and after the detonation wires are checked the pit is filled with sawdust. Sawdust is dampened with water. Saw dust being detonated. Saw dust pass through various machines as fragments are recovered. A magnetic roller being used to recover fragments. Fragments being weighed and sorted. Men work on machines as they sort out fragments. Fragments being arranged and photographs taken to keep a record.
United States naval proving grounds in Dahlgren, Virginia. A ship with snow on its deck underway at sea. A man works on controls at the naval proving grounds in Dahlgren, Virginia as he tries to maintain temperature and altitude. Men in the cool chamber as they work on a machine gun.
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