View of a geothermal plant in Northern California. Steam rises from valley. Engineers work in geothermal power plant. View of the geothermal wells. Diagram depicts formation of steam by magma, which is taken out with the help of a pipe. The steam runs through insulated steel pipes. Steam hits the blades of turbine inside the geothermal plant that generates electricity. Engineer checks pressure level.
People leaving for the Hawaiian Islands from San Francisco. Ship USS Great Northern (later AG-9 USS Columbia) departing from harbor in San Francisco, bound for Hawaii. Passengers and crew on the decks wave. Waves break on a moonlit beach. View of Pier 7 building at docks in Honolulu harbor, the capital of Oahu island. A crowd on the pier. Women at the dock side holding leis to greet guests.
The Pan American Highway Commission officials received by Cameron A. Morrison, Governor of North Carolina. Governor Morrison and the delegates pose for a photo on steps of a building. The commission visits the Highway Equipment Depot near Raleigh and inspects the machinery. They proceed towards University of North Carolina. Traffic signs and direction boards on road sides. University of North Carolina college students give a cheer and greet the group. The commission buses, cars, motorcycles and motorcycles with sidecars are seen traveling on highway roads in North Carolina. The commission members observe road machinery and try out the machines including early tractors, graders, scrapers, and plows, trench diggers, and steam shovels. Two delegate members ride in the bucket of a steam shovel. They halt at the newly completed Wilcox Bridge spanning the Yadkin River near Spencer, North Carolina. A view of the caravan on the open-spandrel (open support system) Wilcox Bridge over the Yadkin River and then in a North Carolina town. The group entering Bessemer city in North Carolina, where a welcome banner spans the roadway.
USS Ranger underway in San Francisco Bay in northern California, United States. Starboard bow view of USS Ranger underway toward the elevator pier. Several small craft trailing behind off the starboard side. The stern view of the ship. Oakland Bay Bridge in the far background. Buildings of San Francisco in the background. Tugs spray water as a welcome to the ship. A shoreline in the background.
USS Ranger underway in San Francisco Bay in northern California, United States. Alcatraz Island in the background. Port beam view of the ship underway with San Francisco framed in the background showing the city skyline. Port bow view of the ship passing under Oakland Bay Bridge.
Forests being converted to lumber industry in Northern forests of the United States. Officials walk in the forests to select a site for lumber industry. Men walk on snow covered surface. Two men fell a tree with saw. Branches removed from the tree after it falls. Workers cut the tree into logs with the help of a motor saw.
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