Explanation of the basic principles of torsion bar suspension. The vehicle suspension uses a torsion bar as the main weight bearing spring. United States tank destroyer 3-inch Gun Motor Carriage (GMC) M10 and 76 mm Gun Motor Carriage M-18 tank destroyer move along an uneven terrain. M-10 uses spring type suspension and M-18 uses torsion bar suspension. A man uses a model to describe the principles of torsion bar suspension used on army track vehicles. He uses a plain piece and a simple model for demonstration of principles. The bar's torsion resistance is demonstrated. Torsion bar and suspension bar are explained by the model.
Basic principles of torsion bar suspension used on army track vehicles are explained in the United States. United States tank destroyer 76 mm Gun Motor Carriage M-18 is partially disassembled to show the various units of the suspension system. Several mechanics remove the weight from torsion bar and lift the wheels. The vehicle suspension uses a torsion bar as the main weight bearing spring. Torsion bar and suspension arm in view. The spindles, shock absorbers, bumpers and compression links in view. A man points at the torsion bar retainer.
United States President Franklin Roosevelt and his daughter, Eleanor, with General Charles De Gaulle in the White House, Washington DC. General Charles De Gaulle with other personnel walking in the door. President Roosevelt seated in front of a fireplace. President's daughter, Eleanor, stands behind him. General De Gaulle shakes hands with the President. President Roosevelt introduces person near him. The General seen with other personnel in front of a portrait. General de Gaulle with the President and his daughter, Eleanor, pose for photograph. Numerous U.S. flags displayed on top of the fireplace. The General meeting with other dignitaries. He shakes hands with James V. Forrestal, administrative assistant to the President.
A crowd waits in front of City Hall to greet General Charles De Gaulle in Manhattan, New York City, United States. The General's car arrives with motorcycle escort. A phalanx of New York City policemen on horseback lined up in formation, across the streef. The Crowd contains some American soldiers. General de Gaulle makes his way to a spot near the curb where he lines up with a U.S. military officer and City officials to pose for photographs. The group is surrounded by photographers, as they hold a salute for an extended time. After picture taking ends, General Charles De Gaulle is escorted by New York Mayor, Fiorello LaGuardia, up steps leading into City Hall. Men and women on the side of the rail. Women waving flags. Men saluting the General. (World War II period).
A 1940 Packard long body sedan, carrying General Charles de Gaulle, comes up the drive to the White House. A group of U.S. military officers, and civilian officials, standing under an awning, greets him.
U.S. Army Air Forces C-54 transport aircraft carrying French General Charles de Gaulle, landing at Washington National Airport. Military honor guard is assembled on the ramp at the Air Transport Command section of the airport. Parked on tarmac are U.S. military aircraft include: B-17; T-6; several C-45s; and a C-46. The C-54, carrying General de Gaulle, taxis in at high speed using inboard engines, alone. Heavy smoke seen behind from locomotive on railroad (hidden behind trees). Potomac River in background. General de Gaulle descends from aircraft followed by several officials, and walks between saluting honor guard, as gun salutes are fired from artillery on airfield in background.(White smoke visible from the field guns.) General de Gaulle, wearing rank of Major General, and French 4-star General,Henri Giraud, salute as band plays national anthem. High-ranking American and French officers mingle and converse, including U.S. Air Force General Hap Arnold, and General George Marshall, who speaks briefly with General de Gaulle. (World War II period).
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