Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
U.S. Naval Base, Pearl Harbor, Battery Boyd, Between San Jacinto Stree...
Significance: Battery Boyd is significant as one of the earliest defensive facilities on the base, completed in 1917 by the Army to protect both the Naval installation at Pearl Harbor and the rear of the harbor... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
Dundore Farm, Root Cellar, State Route 183 vicinity (Penn Township), M...
See also HABS PA-261 for written historical data for this structure & HABS PA-261-G for floor plans, elevations, & sections. Unprocessed Field note material exists for this structure: FN-157 Survey number: HAB... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Mountain Home Air Force Base, Ready Alert Facility, 12 Bomber Road, Mo...
Significance: The ready alert facility at Mountain Home Air Force Base (AFB) represents the best extant example of a Strategic Air Command (SAC) bomber alert complex. The complex was home to four squadrons of ... More
Mountain Home Air Force Base, Ready Alert Facility, 12 Bomber Road, Mo...
Significance: The ready alert facility at Mountain Home Air Force Base (AFB) represents the best extant example of a Strategic Air Command (SAC) bomber alert complex. The complex was home to four squadrons of ... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
U.S. Naval Base, Pearl Harbor, Splinterproof Shelter, Seventh Street b...
Significance: It is located within the Pearl Harbor National Historic Landmark. It is one of four types of air raid shelters that were constructed during WWII at Pearl Harbor, in direct response to the December... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Rocky Mountain Arsenal, Fuse Detonater Magazine, 166 feet South of Nin...
Survey number: HAER CO-21-DS Public domain photograph - historical image of Colorado, United States, free to use, no copyright restrictions image - Picryl description
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
U.S. Naval Base, Pearl Harbor, Battery Boyd, Between San Jacinto Stree...
Significance: Battery Boyd is significant as one of the earliest defensive facilities on the base, completed in 1917 by the Army to protect both the Naval installation at Pearl Harbor and the rear of the harbor... More
Mountain Home Air Force Base, Ready Alert Facility, 12 Bomber Road, Mo...
Significance: The ready alert facility at Mountain Home Air Force Base (AFB) represents the best extant example of a Strategic Air Command (SAC) bomber alert complex. The complex was home to four squadrons of ... More
U.S. Naval Base, Pearl Harbor, Splinterproof Shelter, Seventh Street b...
Significance: It is located within the Pearl Harbor National Historic Landmark. It is one of four types of air raid shelters that were constructed during WWII at Pearl Harbor, in direct response to the December... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
U.S. Naval Base, Pearl Harbor, Battery Boyd, Between San Jacinto Stree...
Significance: Battery Boyd is significant as one of the earliest defensive facilities on the base, completed in 1917 by the Army to protect both the Naval installation at Pearl Harbor and the rear of the harbor... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
U.S. Naval Base, Pearl Harbor, Splinterproof Shelter, Seventh Street b...
Significance: It is located within the Pearl Harbor National Historic Landmark. It is one of four types of air raid shelters that were constructed during WWII at Pearl Harbor, in direct response to the December... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Hans Ehlers Farm, Root Cellar, F Street, Papillon 18 Damsite, Millard,...
Significance: The root cellar also lies to the east of the house. Unprocessed Field note material exists for this structure: FN-40 Survey number: HABS NE-42-I
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
John & Mary Felderman Farm, Second Root Cellar, Northeast Corner of Co...
Public domain image of a romantic landscape with windmill, Netherlands, 16th-17th century artwork, free to use, no copyright restrictions - Picryl description
Mountain Home Air Force Base, Ready Alert Facility, 12 Bomber Road, Mo...
Significance: The ready alert facility at Mountain Home Air Force Base (AFB) represents the best extant example of a Strategic Air Command (SAC) bomber alert complex. The complex was home to four squadrons of ... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
Dundore Farm, Root Cellar, State Route 183 vicinity (Penn Township), M...
See also HABS PA-261 for written historical data for this structure & HABS PA-261-G for floor plans, elevations, & sections. Unprocessed Field note material exists for this structure: FN-157 Survey number: HAB... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
U.S. Naval Base, Pearl Harbor, Splinterproof Shelter, Seventh Street b...
Significance: It is located within the Pearl Harbor National Historic Landmark. It is one of four types of air raid shelters that were constructed during WWII at Pearl Harbor, in direct response to the December... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
U.S. Naval Base, Pearl Harbor, Battery Boyd, Between San Jacinto Stree...
Significance: Battery Boyd is significant as one of the earliest defensive facilities on the base, completed in 1917 by the Army to protect both the Naval installation at Pearl Harbor and the rear of the harbor... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
U.S. Naval Base, Pearl Harbor, Splinterproof Shelter, Seventh Street b...
Significance: It is located within the Pearl Harbor National Historic Landmark. It is one of four types of air raid shelters that were constructed during WWII at Pearl Harbor, in direct response to the December... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
National Park Seminary, Service Buildings, Between Linden Lane & Beach...
Significance: The service buildings were essential for the operations of the school. Some of them, including the power plant and fire house, still are. Even though the buildings were utilitarian in function, ... More
U.S. Naval Base, Pearl Harbor, Battery Boyd, Between San Jacinto Stree...
Significance: Battery Boyd is significant as one of the earliest defensive facilities on the base, completed in 1917 by the Army to protect both the Naval installation at Pearl Harbor and the rear of the harbor... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
Titan One Missile Complex 2A, .3 miles west of 129 Road and 1.5 miles ...
Significance: Beginning in 1962, the US deployed its first Inter-continental Ballistic Missiles (ICBM) - the Atlas and the Titan I. These powerful weapons dramatically altered the Cold War by introducing the ca... More
Offutt Air Force Base, Strategic Air Command Headquarters & Command Ce...
Survey number: HAER NE-9-N Building/structure dates: 1954 Initial Construction Building/structure dates: 1959 Subsequent Work Building/structure dates: 1962 Subsequent Work Building/structure dates: 1970 Su... More
Dundore Farm, Root Cellar, State Route 183 vicinity (Penn Township), M...
See also HABS PA-261 for written historical data for this structure & HABS PA-261-G for floor plans, elevations, & sections. Unprocessed Field note material exists for this structure: FN-157 Survey number: HAB... More
Mountain Home Air Force Base, Ready Alert Facility, 12 Bomber Road, Mo...
Significance: The ready alert facility at Mountain Home Air Force Base (AFB) represents the best extant example of a Strategic Air Command (SAC) bomber alert complex. The complex was home to four squadrons of ... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More
Snoqualmie Falls Hydroelectric Project, .5 mile north of Snoqualmie, S...
Significance: The Snoqualmie Falls Hydroelectric Project was completed in 1898 and includes a cavity generating station, constructed some 250 feet below the surface of the river and about 300 feet from the edge... More