ALABAMA - 1938 - Panorama of the Guntersville Dam under construction.
TENNESSEE - 1940s - Workers lower a kit house onto a flatbed truck.
TENNESSEE - 1940s - Cars drive by the Chickamauga Dam in Tennessee.
ALABAMA - 1938 - Construction workers disembark from a ship at the Guntersville Dam and walk under a safety sign.
ALABAMA - 1938 - Construction workers walk down ramps at the Guntersville Dam site.
ALABAMA - 1938 - A power shovel is used to clear mud from the construction site of the Guntersville Dam.
ALABAMA - 1938 - Huge equipment is shifted at the Guntersville Dam under a crane.
TENNESSEE - 1940s - A truck drives a kit house over a bridge.
TENNESSEE - 1940s - A truck transports a kit house into the rural countryside.
TENNESSEE - 1940s - A kit house is assembled in a garage and towed out by a Tennessee Valley Authority truck.
ALABAMA - 1938 - Construction workers navigate stairs at the Guntersville Dam site.
TENNESSEE - 1940s - A family poses with their newly assembled kit house in rural Tennessee.
TENNESSEE - 1940s - Workers connect the rooftops of different structures within a kit house.
ALABAMA - 1938 - Boats approach the Guntersville Dam on choppy water.
TENNESSEE - 1940s - A kit house is removed from a truck by Tennessee Valley Authority workers.
ALABAMA - 1938 - Close-up of Guntersville Dam infrastructure.
ALABAMA - 1938 - Various pieces of construction equipment and vehicles are used at the site of the Guntersville Dam.
ALABAMA - 1938 - Construction workers operate trucks and cranes at the site of the Guntersville Dam.
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1940s - Excellent aerial view of the Tennessee Valley Authority Kentucky Dam.
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1940s - Tennessee Valley Authority workers blast rock foundations for lock structures along a river in Kentucky.
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1940s - Aerial views of land excavated for a Tennessee Valley Authority dam, and a cofferdam already well under construction.
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1940s - Rollers and bulldozers are used to raze land for a Tennessee Valley Authority dam site, and its proper density is checked.
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1940s - Land is bulldozed to make space for a new Tennessee Valley Authority dam.
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1940s - Sheet steel piling is used to begin construction on a Tennessee Valley Authority dam.
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1940s - Hydraulic dredges are used at a Tennessee Valley Authority construction site, and aggregate is collected from a limestone quarry.
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1940s - Construction is underway on a cofferdam in Kentucky.
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1940s - The Tennessee Valley Authority's water control system in Kentucky is explained.
TENNESSEE - 1940s - A row of kit houses are assembled together.
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1940s - Dikes are built for a Tennessee Valley Authority cofferdam in Kentucky.
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1940s - Highways and highway bridges must be relocated to make space for a Tennessee Valley Authority dam in Kentucky.
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1940s - Concrete is deposited at a Tennessee Valley Authority dam construction site in Kentucky.
ALABAMA - 1938 - A barge sails down the Tennessee River towards the Guntersville Dam site.
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1940s - A railroad bridge is relocated upriver to allocate space for a Tennessee Valley Authority reservoir in Kentucky.
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1940s - The Mississippi and Ohio rivers feed into the Kentucky Dam, built by the Tennessee Valley Authority.
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1940s - A map outlines the flow of a river that will run through a Tennessee Valley Authority Kentucky dam.
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1940s - Construction on a Tennessee Valley Authority reservoir powerhouse is begun in Kentucky.
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1940s - Construction workers receive and drill new concrete at a Tennessee Valley Authority dam site.
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1940s - Panorama of an empty manmade lake bed that will become a Tennessee Valley Authority reservoir in Kentucky.
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1940s - Trees and marshland are cleared for a Tennessee Valley Authority reservoir in Kentucky.
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1940s - Aggregate is cleaned and put on a conveyor belt at a Tennessee Valley Authority site.
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1940s - Aggregate collected at a limestone quarry is put into a crusher and then a reclaiming tunnel.
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1940s - Tennessee Valley Authority dump trucks, power shovels and bulldozers are used at a construction site for a cofferdam in Kentucky.
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1970 - Composting is introduced as a way to dispose of organic waste.
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1940s - Concrete aggregate is mixed by machine and sorted on a conveyor belt, before being put into large containers at a Tennessee Valley Authority construction site.
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1940s - Soil is dredged and screened on a Tennessee Valley Authority barge on the Tennessee River.
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1940s - Aggregate is transported from a quarry to a Tennessee Valley Authority dam site by railway.
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TENNESSEE - 1942 - Power shovels are used on the Douglas Dam construction site, and logs are brought in by truck.
1945 - Oak Ridge, Tennessee becomes home to a huge atomic bomb plant, drawing wartime workers which increases housing and helps the economy.