Aircraft in flight during United States Air Corps Demonstrations at Command Schools in United States. U.S. Army Air Corps bomber aircraft Keystone LB-5 in flight. Planes in formation. Several U.S. Army Air Corps Curtiss-Martin bomber aircraft NBS-1 in flight in formation. Aerial view of the land below.
Air Corps Demonstrations team during tour of Command Schools United States. Inspection of aircraft equipment by Congressmen and other Government officials. United States Assistant Secretary of War for Air F. Trubee Davison talks to U.S. Brigadier General Benjamin Foulois and other staff. Men stand together in front of the aircraft parked on a field. Bombs lying on the ground. Two men arrange them. A sign near the bombs read 'Danger'. Two men fuse bombs in an aircraft. U.S. Army Air Corps attack aircraft Curtiss A-3 Falcon in flight. The planes frag bomb on targets. Smoke rises up due to explosions.
U.S. Secretary of State Frank Billings Kellogg leaves for France from the United States to sign a peace treaty. Frank Billings Kellogg with officials on a ship deck. He sits and talks with the officials
A pumping station for transportation of oil to refineries in the United States. Exteriors of pump stations built at intervals along a pipe line. Interiors of the pumping stations shows facilities including pumps and equipment for pumping oil. Various pumping units in a pumping station.
Laying of pipelines for transportation of oil in the United States. Laying of oil pipelines by men on a field. Welders follow pipe-stringing crew. A welder welds the pipes.
Laying of pipelines for transportation of oil to refineries in the United States. Workmen load pipelines aboard lighters to transport them to a work barge where they can be welded joint by joint. Welders weld the pipelines on the barge. A welded joint is cooled with water and given a protective coating of paint. A river clamp is bolted around each welded joint to add weight to the line and further reinforce the joint. The work barge moves ahead and another joint of pipe is welded to the end of the line.
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