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Production. Copper. Disc-type filters which remove moisture from the copper concentrates at the Arthur mill of the Utah Copper Company. Following this treatment the ore is ready for shipment to the Garfield, Utah smelter of the American Smelting and Refining Company

Production. Copper. Disc-type filters which remove moisture from the c...

Picryl description: Public domain image of an industrial building, factory, workshop, workers, 19th-20th century, free to use, no copyright restrictions.

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

Aircraft warning service. One of the thousands of volunteer spotters who relay information from a secret telephone and radio network to the filters and operations centers

Aircraft warning service. One of the thousands of volunteer spotters w...

Public domain photograph of New York in 1930s, free to use, no copyright restrictions image - Picryl description

Dominion Alkali & Chemical Co., Ltd., Beaunhois [i.e. Beauharnois], Canada. Brine filters

Dominion Alkali & Chemical Co., Ltd., Beaunhois [i.e. Beauharnois], Ca...

Public domain photograph of 1940s-1950s America, free to use, no copyright restrictions image - Picryl description

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

Cove Hydroelectric Development, Screen House & Intake, Cove Power Plant Road, Grace, Caribou County, ID

Cove Hydroelectric Development, Screen House & Intake, Cove Power Plan...

Significance: The screen house represents an original component of the Cove Hydroelectric Development and the intake point for water flowing into the canal and flume system. The screens played an important role... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

Cove Hydroelectric Development, Screen House & Intake, Cove Power Plant Road, Grace, Caribou County, ID

Cove Hydroelectric Development, Screen House & Intake, Cove Power Plan...

Significance: The screen house represents an original component of the Cove Hydroelectric Development and the intake point for water flowing into the canal and flume system. The screens played an important role... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

Army truck manufacture (Dodge). Piles nearly to the roof and covering a huge area of floor space is the big stock of accessories for army truck engines, such as air cleaners, oil filters, fan belts, and so forth

Army truck manufacture (Dodge). Piles nearly to the roof and covering ...

Picryl description: Public domain photograph of costume accessory, free to use, no copyright restrictions image.

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

Army truck manufacture (Dodge). An expert installs the accessories for the engine of Dodge Army trucks that are specified by Army regulations. With skill and accuracy craftsman shown above attaches oil filters, air cleaners, hoops up spark plug wires and sees that all are properly coordinated and in good working order

Army truck manufacture (Dodge). An expert installs the accessories for...

Picryl description: Public domain photograph of a machine, industrial equipment, engine, generator, free to use, no copyright restrictions.

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

Anaconda smelter, Montana. Anaconda Copper Mining Company. Battery of Oliver filters. In these machines flotation concentrates are filtered from the liquid; from this operation the concentrates, which contain about twenty-six percent copper, go directly to the roasting furnace

Anaconda smelter, Montana. Anaconda Copper Mining Company. Battery of ...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garland, Box Elder County, UT

Utah Sugar Company, Garland Beet Sugar Refinery, Factory Street, Garla...

Significance: The history of the beet sugar industry in Utah began at the Lehi Plant of the Utah Sugar Company. In that plant on 15 October 1891, Edward Dyer reached into a whirling centrifugal and withdrew a h... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More

Bag filters - Glass negative photogrpah. Public domain.

Bag filters - Glass negative photogrpah. Public domain.

Public domain photograph of Industrial building, free to use, no copyright restrictions image - Picryl description

Cove Hydroelectric Development, Screen House & Intake, Cove Power Plant Road, Grace, Caribou County, ID

Cove Hydroelectric Development, Screen House & Intake, Cove Power Plan...

Significance: The screen house represents an original component of the Cove Hydroelectric Development and the intake point for water flowing into the canal and flume system. The screens played an important role... More

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Street, Hampton, Hampton, Virginia

NASA Langley Research Center, Seaplane Towing Channel, 108 Andrews Str...

Significance: This facility performed an essential function in solving design problems that are unique to seaplanes. Several major principles of seaplane hull configuration were developed at this facility. The... More