Drawing of "L-Rocket," dated January 5, 1933. Professor Eugen Sänger's S.R.6 Rocket motor from May 23, 1934, in which the combustion chamber is the same design as the slim nozzle of the L-Rocket. Actual parts of the S.R.6 motor. Plan of Rocket motor S.R.7 from May 21, 1934, with fuel inlet cooling by coiled pipe to the nozzle jacket. Second version of S.R.7 from June 5th, with cooling in the outer shell. Drawings of Versions three and four of the S.R.7. and scenes of the actual hardware held in Sänger's hand. He unscrews part and points out the features. He points out the cooling coils around the combustion chamber. Another version is similarily displayed after he removes its outer shell.
Drawings of Professor Eugen Sänger's S.R.8 Rocket motor from July 5, 1934. The actual motor set next to a milimeter scale. Chamber of SR8 with external cooling groove before and after welding. Various views of the S.R.8. on the test stand with instrumentation in place, inside Sänger's workshop, in Vienna, July 19, 1934. Closeups of the test firing of the S.R.8 rocket motor, showing consistent smooth controlled burning.
View of U.S. Army transport ship, "El Aquario," at dockside in San Francisco, California, preparing to get underway in support of the Army Air Corp Alaska Flight Project, in 1934. Views from aboard the El Aquario, as it makes its way out of San Francisco. View from amidship, forward to the pilot house. Views of surrounding scenery as the ship makes way in protected inland waters from Seattle Washington through Vancouver, British Columbia, and Southern Alaska. View on deck as the ship rolls while underway.. View in ship's dining hall during meal as she rolls slightly (not enough to upset the dishes). An isolated waterfront house seen along the way.
YB-10 aircraft, of the U.S. Army Air Corps 1934 Alaskan flight, are parked on a flower-covered meadow in Prince George, British Columbia, Canada. An animated map shows onward flight from Prince George, to White Horse, Yukon, Canada. A formation of YB-10s in flight, and then, parked on a grassy field in White Horse. Lieutenant Colonel Henry H. "Hap" Arnold, leader of the expedition, and some of his fliers stand, conversing. In the background, others are busy refueling their aircraft. One flier is seen rolling a 55 gallon drum of gasoline. Animated map depicts futher progress to Fairbanks, Alaska. Views of rivers and mountains, and ground below with patches of snow, as seen from one of the aircraft in flight.
The U.S. Army Air Corps Alaska expedition flight of 1934. YB-10 aircraft of the Alaska Flight are parked at an airport in Fairbanks, Alaska. Hangars are seen in background. One of the aircraft is starting its right engine. Camera pans the grass field where YB-10 are parked (and a dog stands in the center of the field). The Pan American Airways logo is painted on front of a hangar and "Pacific Alaska Airways" below it. A wind sock is atop the hangar. Scene shifts to Lieutenant Colonel Henry "Hap" Arnold, standing with his aviators in front of a YB-10 airplane. He is receiving a large symbolic "Key to the City," from Fairbanks Mayor, Ernest B. Collins. They shake hands, and Mayor Collins takes his hat off to Colonel Arnold and his fliers. Arnold and Collins pose for a closeup. Camera pans across the Alaska Flight airplanes parked on the field
View of the new Federal Building on Courthouse Square, in Fairbanks, Alaska, where members, of the 1934 U.S. Army Air corps Alaska Flight set up an office, during their stay in Fairbanks. A flight mechanic attending to one of the YB-10 aircraft has with him, two black bear cubs on chain leashes. They cavort on the aircraft wing for the camera. Next, one bear cub is seen on the nose of the airplane. Finally, the two cubs play on a step ladder in front of an aircraft.
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