American men walk on busy market street. Trams or Trolleys or Streetcars pass by in market street. Cars and trucks on busy market street. Tall Tower in background. Likely at Ford Factory. Approximately 1926.
U.S. President John Calvin Coolidge at a ceremony in the United States. In 1926- an aircraft taxis at Bolling Field. Ground crew directs the aircraft. Other aircraft parked on the field. President Coolidge presents the Distinguished Flying Crosses to Pan American fliers Robinson, McDaniel, Whitehead, Dargue, Eaker, Fairchild, Thompson and Weddington. A U.S. flag is used as the backdrop. Dignitaries and military officials beside the President. The recipients pose with the President.
How Edison batteries function. The are also known as nickel-iron battery or NiFe batteries. An animated diagram shows how nickel iron alkaline storage batteries such as Edison batteries store and generate energy. The diagram shows the battery, generator, switch, motor, and a light bulb. An early nickel-iron Edison battery in wooden box. A later version of the nickel-iron battery invented by Thomas A. Edison in 1909. Pie chart showing the market share of Edison batteries over other portable batteries in 1926. Photograph of German-born American mathematician and electrical engineer Dr. Charles Proteus Steinmetz, "The Wizard of Schenectady". Slate bearing a commentary on from Dr. Steinmetz claiming "complete reversibility" of the Edison battery reaction. Diagram shows the reversible cycle of a portable battery. Animation in the diagram shows how energy is stored in the battery- the oxygen contained in the negative plate is forced to the positive plate by the charging current. The animation demonstrates the discharge of the battery. Plates from used Edison batteries show little decay after years of use.
The history of famous airplanes. Italian aeronautical engineer and Arctic explorer General Umberto Nobile in dirigible 'Italia' in Italy. He prepares to repeat the 1926 flight of dirigible Norge. Animated world map shows dirigible Norge's course from Spitsbergen, Svalbard to Point Barrow in Alaska. General Nobile stands in the doorway of the gondola of the dirigible. Dirigible 'Italia' in flight.
The American Interplanetary Society's first liquid fuel rocket is launched from Staten Island in New York, United States in 1933. George Edward Pendray of the AIS, and his associate preparing for the launch. The 7 1/2 foot rocket is placed on a stand. Other men look on. The rocket, fueled with gasoline and liquid oxygen, takes off. Its fuel tank overheats and explodes moments after takeoff and the rocket crashes to the beach below. (From a November 10, 1958 newsreel recounting events 25 years earlier. The world's first successful liquid fuel rocket was launched by Robert Goddard in Auburn, Massachusetts, on 16 March 1926. This film records the first such attempt under auspices of the American Interplanetary Society, in 1933. )
Commander Richard E. Byrd, receives the National Geographic Society Hubbard Gold Medal, from President Calvin Coolidge. The event takes place on June 23, 1926, in the auditorium of the National Geographic Headquarters, at 1146 Sixteenth Street, in Washington DC. The audience includes Mrs. Coolidge (on the stage) as well as cabinet officers; members of the diplomatic corps; and National Geographic Society members. Scene shifts to grounds of the White House, on February 27, 1927, as President Calvin Coolidge places the Tiffany Cross Medal of Honor around the neck of Commander Richard E. Byrd. Those seen in the ceremony are, from left to right: Assistant Secretary of the Navy Theodore D. Robinson; Secretary of the Navy Curtis Wilbur; Commander Richard E. Byrd, USN; President Calvin Coolidge; Warrant Officer Floyd Bennett, USN; and Admiral Edward W. Eberle, USN, Chief of Naval Operations. Closeup of Richard Byrd and Floyd Bennett, wearing their medals.
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