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.
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.