Potomac Electric Power Co. Benning plant. Exterior of Benning plant
Item title devised. The Theodor Horydczak Collection is a collection of photographs taken by Theodor Horydczak (1890-1971) a Polish-born American photographer who worked in Washington D.C. from the 1910s to th... More
Guntersville Dam and powerhouse. End of spillway deck at navigation lo...
Original Tennessee Valley Authority (TVA) number: K 2198. Title and other information from caption sheet entry. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division... More
Steel alloy manufacture. Allegheny Ludlum Steel Corporation, Brackenri...
Actual size of negative is C (approximately 4 x 5 inches). Caption card lists some of the printing history of image. Title and other information from caption card. Transfer; United States. Office of War Informa... More
Potomac Electric Power Co. Benning plant. Generator unit no. 13 at Ben...
Public domain photograph related to Potomac Electric Power Company, free to use, no copyright restrictions image - Picryl description
Portland General Electric Company, Machine Shop, 1841 Southeast Water ...
Survey number: HAER OR-12-O Building/structure dates: 1940 Initial Construction
Jenkins Central Power Plant, North side of U.S. Highway 23, south of L...
Significance: This building is important to the historical development of mining activities near Jenkins, Kentucky because of its role in supplying electrical power to the surrounding mines operated by the Cons... More
Wilson Dam & Hydroelectric Plant, Spanning Tennessee River at Wilson D...
Significance: In 1918, by the directive of the U.S. War Department, the Army Corps of Engineers began construction on Wilson Dam, a large hydroelectric project that was to supply power to U.S. Nitrate Plant No.... More
Cooke Hydroelectric Plant, Powerhouse, Cook Dam Road at Au Sable River...
Significance: It was designed by William G. Fargo, a Jackson, Michigan, civil engineer who specialized in small and mid-sized hydroelectric plants in the Midwest. The Powerhouse shelters all the electrical gene... More
Cabot Station Electric Generating Plant, Gantry Crane, Montague City R...
Significance: The gantry crane is an integral part of Cabot Station, an early and substantial example of American hydroelectric engineering. When built, the plant as the largest hydroelectric facility in New E... More
Cabot Station Electric Generating Plant, Gantry Crane, Montague City R...
Significance: The gantry crane is an integral part of Cabot Station, an early and substantial example of American hydroelectric engineering. When built, the plant as the largest hydroelectric facility in New E... More
Cabot Station Electric Generating Plant, Gantry Crane, Montague City R...
Significance: The gantry crane is an integral part of Cabot Station, an early and substantial example of American hydroelectric engineering. When built, the plant as the largest hydroelectric facility in New E... More
Battle Creek Hydroelectric System, Battle Creek & Tributaries, Red Blu...
STORED OFF SITE AND ON SITE. mchr Significance: The Battle Creek hydroelectric system was a typical turn-of-the-century California hydroelectric system, characterized by high head plants, the use of the impulse... More
S. U. M. Hydroelectric Plant, McBride Avenue, Paterson, Passaic County...
Significance: The S.U.M. Hydroelectric Plant was constructed in 1912-1914 to meet the electrical power needs of the mill and factory owners and tenants in the Paterson area. It superceded the power canal syste... More
New York, New Haven & Hartford Railroad, Cos Cob Power Plant, Sound Sh...
Significance: The electrification of the New Haven Railroad was an innovative technological venture. The pioneering engineers of Westinghouse and the New Haven Railroad created the first long distance railroad... More
Commonwealth Electric Company, Fisk Street Electrical Generating Stati...
Significance: The original Fisk Street powerhouse, built in 1903, contained the world's most powerful Curtis steam-turbine generator. Manufactured by General Electric, this vertical steam-turbine generator pro... More
Hill Field, Electrical Switching Station, South side of Eleventh Stree...
Significance: Building 562 provides particularly vivid images of the processes involved in supplying electricity to the vast network of buildings at Hill Field during and after World War II. Hill Field's overa... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More
Sewall's Falls Hydroelectric Facility, East end of Second Street spann...
Significance: The dam in Concord, New Hampshire, was one of the longest timber crib dams in the eastern U.S. On September 29, 1893, this became the second commercial supplier of three-phase electric current in ... More
Hoover Dam, Los Angeles Switch Yard, U.S. Highway 93, Boulder City, Cl...
Significance: It was the first and largest of the six major Federal switchyards at Hoover Dam. When the first stage of the switchyard began operations in 1936, it provided electricity at the highest voltages ev... More
Pennsylvania Station, New York Terminal Service Plant, 250 West Thirty...
Significance: The New York Terminal Service Plant was constructed as an integral component of the original Pennsylvania Station complex and served as a power generation and control center for the station, its t... More
Bishop Creek Hydroelectric System, Plant 2, Lake Sabrina Dam, Bishop C...
Significance: It is significant because of its role in the early engineering concept and construction of the Bishop Creek Hydroelectric System. The dam is essentially unchanged from its date of construction, wi... More
Bishop Creek Hydroelectric System, Plant 2, Lake Sabrina Dam, Bishop C...
Significance: It is significant because of its role in the early engineering concept and construction of the Bishop Creek Hydroelectric System. The dam is essentially unchanged from its date of construction, wi... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 4, Alma, Buffal...
Significance: This lock and dam was the first constructed as part of the Upper Mississippi River Nine-Foot Channel Project. It contains the standard items on most of the lock and dam structures in this project... More
U.S. Steel Duquesne Works, Blast Furnace Plant, Along Monongahela Rive...
See also HAER PA-115 for additional documentation. Includes written data (pages 55 through 158). Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward integ... More
Cambria Iron Company, Blacksmith Shop, Lower Works, Johnstown, Cambria...
Significance: The blacksmith shop is the earliest surviving building of the Cambria Iron Company. The shop produced a wide range of metal products throughout the nineteenth and early twentieth centuries, and c... More
Washington Water Power Company Monroe Street Plant, Units 4 & 5, South...
Significance: Installed in Washington Water Power Company's (WWPC) Monroe Street Plant in 1903, Generating Units 4 and 5 are believed to be the oldest turbine-generator units still operating in the State of Was... More
Washington Water Power Company Monroe Street Plant, Units 4 & 5, South...
Significance: Installed in Washington Water Power Company's (WWPC) Monroe Street Plant in 1903, Generating Units 4 and 5 are believed to be the oldest turbine-generator units still operating in the State of Was... More
Washington Water Power Company Monroe Street Plant, Units 4 & 5, South...
Significance: Installed in Washington Water Power Company's (WWPC) Monroe Street Plant in 1903, Generating Units 4 and 5 are believed to be the oldest turbine-generator units still operating in the State of Was... More
Potomac Electric Power Co. Benning plant. Front view of Potomac Electr...
Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description
Watts Bar Dam, Tenn. 1935-40? A view of the dam and the Tennessee Rive...
No. K-2605. Tennessee Valley Authority. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944. More information about the FSA/OWI Collection is available at h... More
Steel alloy manufacture. Allegheny Ludlum Steel Corporation, Brackenri...
Actual size of negative is C (approximately 4 x 5 inches). Caption card lists some of the printing history of image. Title and other information from caption card. Transfer; United States. Office of War Informa... More
Bishop Creek Hydroelectric System, Plant 3, Bishop Creek, Bishop, Inyo...
Survey number: HAER CA-145-3 Public domain photograph of electric power generation, power lines, free to use, no copyright restrictions image - Picryl description
Wilson Dam & Hydroelectric Plant, Spanning Tennessee River at Wilson D...
Significance: In 1918, by the directive of the U.S. War Department, the Army Corps of Engineers began construction on Wilson Dam, a large hydroelectric project that was to supply power to U.S. Nitrate Plant No.... More
Cabot Station Electric Generating Plant, Gantry Crane, Montague City R...
Significance: The gantry crane is an integral part of Cabot Station, an early and substantial example of American hydroelectric engineering. When built, the plant as the largest hydroelectric facility in New E... More
Cabot Station Electric Generating Plant, Gantry Crane, Montague City R...
Significance: The gantry crane is an integral part of Cabot Station, an early and substantial example of American hydroelectric engineering. When built, the plant as the largest hydroelectric facility in New E... More
Manchester Street Generating Station, Manchester Street Station, 460 E...
Significance: The Manchester Street Station building is significant both for its architecture and its historical function. An important local example of industrial architecture which embodies industrial design... More
Colgate & Company Jersey City Plant, Building No. B-14, 54-58 Grand St...
Significance: B-14 was the Colgate's principal facility for toilet soap manufacture in Jersey City c1903-86, along with adjacent B-15 (HAER No. NJ-71-O), and also housed plant maintenance shops. Although not a... More
U.S. Steel Homestead Works, Blast Furnace Plant, Along Monongahela Riv...
See also HAER PA-200 for additional documentation. Includes written data (pages 76 through 94). Significance: As a group, the structures and steel-making equipment from Homestead Works represented one of the na... More
U.S. Naval Air Station, Power Plant, 328 South Avenue, Pensacola, Esca...
Significance: Constructed from 1905 to 1907, the Power Plant is among the most significant architectural landmarks within Naval Air Station (NAS) Pensacola. With its grand scale and finely crafted detailing and... More
U.S. Naval Air Station, Power Plant, 328 South Avenue, Pensacola, Esca...
Significance: Constructed from 1905 to 1907, the Power Plant is among the most significant architectural landmarks within Naval Air Station (NAS) Pensacola. With its grand scale and finely crafted detailing and... More
Bishop Creek Hydroelectric System, Plant 6, Bishop Creek, Bishop, Inyo...
Survey number: HAER CA-145-6 Public domain photograph of electric power generation, power lines, free to use, no copyright restrictions image - Picryl description
Lafayette Street Railway Powerhouse, 2 South Street, Lafayette, Tippec...
Significance: The first electric street railway system was installed in Richmond, Virginia in 1887. Based on its success, the City of Lafayette, Indiana, authorized the Lafayette Street Railway Co. to convert ... More
Battle Creek Hydroelectric System, Battle Creek & Tributaries, Red Blu...
STORED OFF SITE AND ON SITE. mchr Significance: The Battle Creek hydroelectric system was a typical turn-of-the-century California hydroelectric system, characterized by high head plants, the use of the impulse... More
Shoshone Falls Hydroelectric Project, 1907 Powerhouse, North Bank of S...
Significance: The powerhouse, with its two horizontal shaft systems, was the focal point of the first hydroelectric development at Shoshone Falls. In 1907, the powerhouse generated 500 kilowatts of power. With ... More
Hoover Dam, Nevada State Switchyard, U.S. Highway 93, Boulder City, Cl...
Significance: It was the smallest of the six major Federal switchyards at Hoover Dam. This switchyard was constructed to be the principal point at which Nevada's allocation of power from Hoover Dam could be del... More
Market Street Elevated Railway, Allison Substation, Intersection of Ma...
Significance: It is one of approximately 10 electrical conversion-and-distribution stations built in Philadelphia between 1903-08 by and for the Philadelphia Rapid Transit Company. Located on the north side of ... More
Croton Hydroelectric Plant, Powerhouse, Croton Dam Road at Muskegon Ri...
Significance: The Croton Hydroelectric Plant powerhouse was designed by William G. Fargo, a Jackson, Michigan, civil engineer who specialized in the design of small and mid-sized hydroelectric plants in the Mid... More
New York, New Haven & Hartford Railroad, Cos Cob Power Plant, Sound Sh...
Significance: The electrification of the New Haven Railroad was an innovative technological venture. The pioneering engineers of Westinghouse and the New Haven Railroad created the first long distance railroad... More
New York, New Haven & Hartford Railroad, Cos Cob Power Plant, Sound Sh...
Significance: The electrification of the New Haven Railroad was an innovative technological venture. The pioneering engineers of Westinghouse and the New Haven Railroad created the first long distance railroad... More
New York, New Haven & Hartford Railroad, Cos Cob Power Plant, Sound Sh...
Significance: The electrification of the New Haven Railroad was an innovative technological venture. The pioneering engineers of Westinghouse and the New Haven Railroad created the first long distance railroad... More
New York, New Haven & Hartford Railroad, Cos Cob Power Plant, Sound Sh...
Significance: The electrification of the New Haven Railroad was an innovative technological venture. The pioneering engineers of Westinghouse and the New Haven Railroad created the first long distance railroad... More
Skagit Power Development, Diablo Powerhouse, On Skagit River, 6.1 mile...
Significance: Seattle City Light, during the construction of the Skagit Power Development, maintained a dedication to quality. This becomes evident in the ornamental details of Diablo Powerhouse. Unit 31 in t... More
Commonwealth Electric Company, Fisk Street Electrical Generating Stati...
Significance: The original Fisk Street powerhouse, built in 1903, contained the world's most powerful Curtis steam-turbine generator. Manufactured by General Electric, this vertical steam-turbine generator pro... More
Bishop Creek Hydroelectric System, Plant 4, Bishop Creek, Bishop, Inyo...
Survey number: HAER CA-145-4 Public domain photograph of electric power generation, power lines, free to use, no copyright restrictions image - Picryl description
Bishop Creek Hydroelectric System, Plant 4, Bishop Creek, Bishop, Inyo...
Survey number: HAER CA-145-4 Public domain photograph of electric power generation, power lines, free to use, no copyright restrictions image - Picryl description
Chicago Sanitary and Ship Canal, Lockport Power House and Dam, 2502 Ch...
Significance: The Lockport Power House and Dam were built as part of an extension to the Chicago Sanitary and Ship Canal after the Illinois State Legislature authorized the Sanitary District to develop a water ... More
Portland General Electric Company, Turbine Building, 1841 Southeast Wa...
Survey number: HAER OR-12-H Building/structure dates: 1910 Initial Construction Building/structure dates: 1924 Subsequent Work
Turners Falls Power & Electric Company, Hampden Station, East bank of ...
Significance: Turners Falls Power and Electric Company built only hydroelectric facilities until World War I, when it constructed the coal-fired, steam-powered Hampden Station to meet increased industrial deman... More
Pratt Street Power Plant, South of Pratt Street on Pier 4, Baltimore, ...
Significance: The Pratt Street Power Plant is a striking example of early 20th century industrial architecture and one of 11 buildings to survive the Baltimore Fire of 1904. The central and southern buildings ... More
Illinois Power Company, Marseilles Hydro-electric Plant, North bank of...
Significance: Built as part of the expansion of the Illinois Traction System, the Marseilles Hydro-Electric Plant still has three of the original (1912) generator-turbine units in place. Survey number: HAER IL... More
Hoover Dam, Los Angeles Switch Yard, U.S. Highway 93, Boulder City, Cl...
Significance: It was the first and largest of the six major Federal switchyards at Hoover Dam. When the first stage of the switchyard began operations in 1936, it provided electricity at the highest voltages ev... More
Columbia Basin Project, Grand Coulee Pump-Generating Plant, Grand Coul...
Significance: This facility was first known as the Pumping Plant. It was an essential component of the irrigation system of the Grand Coulee Project, and irrigation was a primary justification for the project's... More
Davis Dam, Switchyards, Southeast of Davis Dam, Kingman, Mohave County...
Significance: Davis Dam is significant for its role in control of the lower Colorado River, fulfillment of obligations under the Mexican Treaty of 1944, and economic development of the Southwest after World War... More
Pennsylvania Station, New York Terminal Service Plant, 250 West Thirty...
Significance: The New York Terminal Service Plant was constructed as an integral component of the original Pennsylvania Station complex and served as a power generation and control center for the station, its t... More
Pennsylvania Station, New York Terminal Service Plant, 250 West Thirty...
Significance: The New York Terminal Service Plant was constructed as an integral component of the original Pennsylvania Station complex and served as a power generation and control center for the station, its t... More
Hardy Hydroelectric Plant, 6928 East Thirty-sixth Street, Newaygo, New...
Significance: Consumers Power Company built the Hardy Hydroelectric Plant in the early 1930s as a link in its system of electric power generation. In designing and building Hardy, the company found a way to ere... More
Wyoming Air National Guard Base, Electric, Air & Heating Plant, Cheyen...
Survey number: HAER WY-16-F Public domain photograph of electric power generation, power lines, free to use, no copyright restrictions image - Picryl description
Wyoming Air National Guard Base, Electric, Air & Heating Plant, Cheyen...
Survey number: HAER WY-16-F Public domain photograph of airport architecture, free to use, no copyright restrictions image - Picryl description
Bibb Company (Columbus Plant), Thirty-eighth Street & First Avenue (Co...
Significance: The main building of this operating textile mill extends a remarkable 1010 feet east from a bluff overlooking the Chattahoochee River. Until 1954 an American system of rope drive, turned directly... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Delaware County Electric Company, Chester Station, Delaware River at S...
Significance: It is a monument to the production and marketing of electricity in early 20th-century America. Wartime demand for light and power led Philadelphia Electric to commission the plant for the company'... More
Houston Astrodome, 8400 Kirby Drive, Houston, Harris County, TX
Significance: Originally called the Harris County Domed Stadium, the Astrodome was completed in 1964. Conceived as the home of the Houston Colts and Houston Oilers, it was termed by many as the Eighth Wonder of... More
Philadelphia Electric Company, Richmond Power Station, Southeast end o...
Survey number: HAER PA-574 Public domain photograph of electric power generation, power lines, free to use, no copyright restrictions image - Picryl description
Elwha River Hydroelectric System, Elwha Hydroelectric Dam & Plant, Por...
Unprocessed Field note material exists for this structure: N465 Survey number: HAER WA-130-A
Washington Water Power Company Monroe Street Plant, Units 4 & 5, South...
Significance: Installed in Washington Water Power Company's (WWPC) Monroe Street Plant in 1903, Generating Units 4 and 5 are believed to be the oldest turbine-generator units still operating in the State of Was... More
Shippingport Atomic Power Station, On Ohio River, 25 miles Northwest o...
Written data based on U.S. Department of Energy booklet, "Shippingport: The Nation's First Atomic Power Station" (1983). Significance: Operational in December, 1957, Shippingport Atomic Power Station was the fi... More
Elwha River Hydroelectric System, Glines Hydroelectric Dam & Plant, Po...
Unprocessed Field note material exists for this structure: N466 Survey number: HAER WA-130-B
Bishop Creek Hydroelectric System, Plant 5, Bishop Creek, Bishop, Inyo...
Survey number: HAER CA-145-5 Public domain photograph of electric power generation, power lines, free to use, no copyright restrictions image - Picryl description
Potomac Electric Power Co. miscellaneous. Exterior of PEPCO power plan...
Item title devised. Subject card annotation: Pepco series of neg. of charts, etc. made for Pepco Capt. Ferry.
Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Ro...
Significance: The Holter Hydroelectric Facility is significant for its association with the industrial development of Montana and the consolidation of most of the state's electric industry into The Montana Powe... More
Wilson Dam & Hydroelectric Plant, Spanning Tennessee River at Wilson D...
Significance: In 1918, by the directive of the U.S. War Department, the Army Corps of Engineers began construction on Wilson Dam, a large hydroelectric project that was to supply power to U.S. Nitrate Plant No.... More
Sterling Street Substation, Near corner of Harrison & Second Streets, ...
Significance: This building was constructed as an electrical substation for the Key System trains that originally ran on the Bay Bridge, from Oakland to the Transbay Terminal in San Francisco. It was a vital c... More
Portland General Electric Company, H.P. Boiler Room, 1841 Southeast Wa...
Survey number: HAER OR-12-L Building/structure dates: 1924 Initial Construction
Cabot Station Electric Generating Plant, Gantry Crane, Montague City R...
Significance: The gantry crane is an integral part of Cabot Station, an early and substantial example of American hydroelectric engineering. When built, the plant as the largest hydroelectric facility in New E... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
Manchester Street Generating Station, Manchester Street Station, 460 E...
Significance: The Manchester Street Station building is significant both for its architecture and its historical function. An important local example of industrial architecture which embodies industrial design... More
Ames Hydroelectric Plant, Ames, San Miguel County, CO
Significance: In 1890-91 L.L. Nunn built the world's first single-phase AC power transmission system at Ames in order to power the nearby Gold King Mine's stamp mill. The plant operated under a head of 320 feet... More
U.S. Naval Air Station, Power Plant, 328 South Avenue, Pensacola, Esca...
Significance: Constructed from 1905 to 1907, the Power Plant is among the most significant architectural landmarks within Naval Air Station (NAS) Pensacola. With its grand scale and finely crafted detailing and... More
U.S. Naval Air Station, Power Plant, 328 South Avenue, Pensacola, Esca...
Significance: Constructed from 1905 to 1907, the Power Plant is among the most significant architectural landmarks within Naval Air Station (NAS) Pensacola. With its grand scale and finely crafted detailing and... More
Bishop Creek Hydroelectric System, Plant 2, Bishop Creek, Bishop, Inyo...
Survey number: HAER CA-145-2 Public domain photograph of electric power generation, power lines, free to use, no copyright restrictions image - Picryl description
Battle Creek Hydroelectric System, Battle Creek & Tributaries, Red Blu...
STORED OFF SITE AND ON SITE. mchr Significance: The Battle Creek hydroelectric system was a typical turn-of-the-century California hydroelectric system, characterized by high head plants, the use of the impulse... More
Battle Creek Hydroelectric System, Battle Creek & Tributaries, Red Blu...
STORED OFF SITE AND ON SITE. mchr Significance: The Battle Creek hydroelectric system was a typical turn-of-the-century California hydroelectric system, characterized by high head plants, the use of the impulse... More
Hoover Dam, Southern California Edison 138-KV Switchyard, U.S. Highway...
Significance: It was the second of six major Federal switchyards built at Hoover Dam. The switchyard was built to replace the Southern Sierras Power Company substation that had provided electricity for construc... More
Hoover Dam, Nevada State Switchyard, U.S. Highway 93, Boulder City, Cl...
Significance: It was the smallest of the six major Federal switchyards at Hoover Dam. This switchyard was constructed to be the principal point at which Nevada's allocation of power from Hoover Dam could be del... More
Manchester Street Generating Station, Ash Silo, 460 Eddy Street, Provi...
Significance: Constructed as part of the 1940s coal handling system (see HAER Nos. RI-25-B, RI-35-C, and RI-35-D), the Ash Silo served as temporary storage for ash resulting from coal burned to fuel the boilers... More
Armour & Company Building, 100 Harris Avenue, Providence, Providence C...
Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More
U.S. Naval Submarine Base, New London Submarine Escape Training Tank, ...
Significance: The Submarine Escape Training Tank was constructed for the purpose of training U.S. Navy submariners in the use of re-breathing apparatus and in emergency procedures for escaping from disabled sub... More
Colgate & Company Jersey City Plant, Building No. C-8, 38 Sussex Stree...
Significance: C-8 operated as the Jersey City plant's boiler house c1914-88, providing steam for heat, electrical generation, and industrial processes, while housing the plant's main fire pumps. Steam chillers... More
Hydroelectric Power Development North Highlands, Thirty-eighth Street ...
Significance: This development was the largest in the South when built in 1900. Originally, the dam provided water for 2 power houses: one for hydroelectric power generation, one for hydromechanical power tran... More
Upper Mississippi River 9-Foot Channel, Lock & Dam No. 6, Trempealeau,...
Significance: The Upper Mississippi River Lock and Dam Project represents one of the largest and most ambitious of such undertakings. With roots in the Progressive Era, the project was adopted by New Deal prop... More