The geophysical activities at the Atmospheric Ionization Laboratory in Cambridge, Massachusetts. The men operate research equipment. A man operates telegraph recorder. A man and a woman study an instrument designed to check the small fluctuations in atmospheric pressure. A woman writes the speed of the air on a paper. A water table and a man operates it. Another man measures amplitude signal. A man studies a graph used to record earth motion for scientific study. A man puts the graph in a wooden box and is attached with parachute. A radio carrier signal.
The geophysical activities at the Atmospheric Ionization Laboratory in Cambridge, Massachusetts. Men at the laboratory operate different instruments. Views of research on the ionosphere in the laboratory. A scientist conducts a research and uses various apparatus. A model of U.S. B-29 Superfortress on top of a table with a portable laboratory. Personnel in a research laboratory as they operate an equipment. He operates electron microscope and performs experiments. A man at a blackboard as he works out mathematical problems.
View from a high point, possibly a building, of sailors in training at Great Lakes Naval Station, near North Chicago, in Lake County, Illinois, in World War 1. They march from closed three column abreast formation into a spread formation for calisthenics. They follow a leader in performing exercises. Closeup of the exercise leader in action on a platform. About 20 sailors running a race, as others watch from sidelines. Teams of sailors playing a type of race passing a basketball under their legs. Large group of sailors boxing in pairs. Two sailors in a boxing match, encircled by other sailors, and refereed by a Marine officer in shirtsleeves. Change of location to Key West, Florida. Brief glimpse of U.S. marines in military combat maneuvers at a sandy area. As they move forward, an explosive charge ignites nearby.
A man driving a 1917 Ford model T roadster along a severely rutted mud-filled street. A 1917 Ford Model T, one ton truck, trapped in mud. Frustrated driver gets out and kicks a rear tire. Road building crews at work with horse-drawn equipment. Road construction with large steam powered machinery. A 1917 model T roadster driving along a new smooth concrete road. Women making purchases at a sidewalk stand and placing them into their Ford Model T sedan. A doctor arrives at house of a patient, in a Ford Model T roadster. Americans driving Ford Model T cars in the National Parks circa 1920s. Cars driving past a giant redwood tree. Man in a Ford Model T stopped beside woods and feeding a bear in a National Park, as a Park Ranger stands nearby. Ford Model T driving through the tunnel cut in the "Wawona" giant sequoia tree, in the Mariposa Grove of Giant Sequoias at Yosemite National Park. A 1918 Ford Model T touring car parked at a picnic site, with family sitting at picnic table nearby. Families with Ford Model T cars, engaged in outdoor activities, picnicking, and gathering wild flowers. Two men making their Model T into a shelter for overnight camping. Family picnicking at a beach; their Model T parked on road above. A man in a 1920s era swim suit carries a basket for a picnic to others in his family seated near rocks. 1920s or 1930s boy and girl children playing on a beach; picking up seaweed; and wading in the surf, near large rocks.
The Bell XV-3 (Bell 200) tiltrotor aircraft, s/n 54-147, is tested in Hurst, Texas on August 11, 1954. This was the first of what would become a long line of Bell 'Osprey' tiltrotor planes. Bell Chief Test Pilot Floyd Carlson sits in the cockpit of the XV-3, also known as the "Convertiplane." Another man stands beside the cockpit and talks to Carlson. Wide shot shows the XV-3 hovering in front of the Bell Aircraft Corp. building. Three blade rotors mounted on the ends of the wing.
Floods in Pennsylvania. People walk on a street. The men removing debris, with shovels, from streets after the flood. A man points with a stick on the old high water mark from Johnstown flood in15 March 1907 and new high water mark. The cars lined up on a snow covered field. A man digging snow from the front of wheel of an old car. Men with shovels clearing snow from Johnstown streets. The men removing debris in snow fall. Water flowing on streets. Men walk on the street. Men unload food supplies from a truck. The victims stand in a line to receive food.
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