American farmers and their families leaving in trucks packed and loaded with their belongings. A car on desolated road. 'No more dust bowl', 'On to Oregon' and 'California' can be seen written on trucks and other vehicles belonging to farm families and workers heading west during westward migration from dust bowl and unemployment. Men and women can be seen working in farms. Migrant worker family groups in makeshift camps and tents as they move westward during the Great Depression. Views of deserted roads, trees on both the sides. A board showing direction and distance to various cities and places of Washington. A sign board marked 'Entering Grand Coulee'. Construction of the Grand Coulee Dam in Washington is underway. Technicians and workers using large construction machines and dynamite blasts. Views of Grand Coulee Dam, a hydroelectric gravity dam on the Columbia river in Washington State, United States.
National Geographic Society sponsors a balloon flight in Washington, United States. Major William E. Kepner, an army pilot and ballooner and Captain Albert W. Stevens, U.S. Army Air Corps geographic expert stand in front of a diagram which shows a 26-story office building, the shape of the balloon at the time of the launch and after it has reached the 15 mile mark. Captain Stevens explains the diagram.