Fort Barry, Bonita Ridge Access Road, Retaining Wall, Point Bonita, Ma...
Significance: The Retaining Wall is important for its support role in the seacoast defenses of the San Francisco Bay. It is a contributing element to the Forts Baker, Barry, and Cronkhite National Register Hist... More
Mile Rock Tunnel, Under Forty-eighth Avenue from Cabrillo Street to Sa...
Significance: The Mile Rock tunnel was constructed in 1914 and 1915 and is an example of the whole-scale reconstruction and reconfiguration of the City of San Francisco's public works system that occurred follo... More
Mile Rock Tunnel, Under Forty-eighth Avenue from Cabrillo Street to Sa...
Significance: The Mile Rock tunnel was constructed in 1914 and 1915 and is an example of the whole-scale reconstruction and reconfiguration of the City of San Francisco's public works system that occurred follo... More
Mile Rock Tunnel, Under Forty-eighth Avenue from Cabrillo Street to Sa...
Significance: The Mile Rock tunnel was constructed in 1914 and 1915 and is an example of the whole-scale reconstruction and reconfiguration of the City of San Francisco's public works system that occurred follo... More
Fort Barry, Theater, Fort Barry, Rosenstock Road, Sausalito, Marin Cou...
Significance: Building FA-946 is significant as a relatively unmodified example of a 700 Series (Type TH-3) base theatre built in 1941 as part of the mobilization effort for World War II. Located in Fort Barry... More
Fort Barry, Theater, Fort Barry, Rosenstock Road, Sausalito, Marin Cou...
Significance: Building FA-946 is significant as a relatively unmodified example of a 700 Series (Type TH-3) base theatre built in 1941 as part of the mobilization effort for World War II. Located in Fort Barry... More
Steam Tug HERCULES, Hyde Street Pier, San Francisco, San Francisco Cou...
Significance: The Steam Tug HERCULES is a National Historic Landmark, significant as the only oceangoing steam tug on the West Coast. Typical in the early 20th century, this steam tug hauled log floats, large ... More
Steam Tug HERCULES, Hyde Street Pier, San Francisco, San Francisco Cou...
Significance: The Steam Tug HERCULES is a National Historic Landmark, significant as the only oceangoing steam tug on the West Coast. Typical in the early 20th century, this steam tug hauled log floats, large ... More
Steam Tug HERCULES, Hyde Street Pier, San Francisco, San Francisco Cou...
Significance: The Steam Tug HERCULES is a National Historic Landmark, significant as the only oceangoing steam tug on the West Coast. Typical in the early 20th century, this steam tug hauled log floats, large ... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Ferry EUREKA, Hyde Street Pier, San Francisco, San Francisco County, C...
See HAER CA-364 for documentation of the Eureka's Lifeboat No. 3. Significance: EUREKA, considered to be the only extant vessel of its type in the United States, symbolizes an era of travel that has all but van... More
Ferry EUREKA, Hyde Street Pier, San Francisco, San Francisco County, C...
See HAER CA-364 for documentation of the Eureka's Lifeboat No. 3. Significance: EUREKA, considered to be the only extant vessel of its type in the United States, symbolizes an era of travel that has all but van... More
Ferry EUREKA, Hyde Street Pier, San Francisco, San Francisco County, C...
See HAER CA-364 for documentation of the Eureka's Lifeboat No. 3. Significance: EUREKA, considered to be the only extant vessel of its type in the United States, symbolizes an era of travel that has all but van... More
Ferry EUREKA, Hyde Street Pier, San Francisco, San Francisco County, C...
See HAER CA-364 for documentation of the Eureka's Lifeboat No. 3. Significance: EUREKA, considered to be the only extant vessel of its type in the United States, symbolizes an era of travel that has all but van... More
Ferry EUREKA, Hyde Street Pier, San Francisco, San Francisco County, C...
See HAER CA-364 for documentation of the Eureka's Lifeboat No. 3. Significance: EUREKA, considered to be the only extant vessel of its type in the United States, symbolizes an era of travel that has all but van... More
Ferry EUREKA, Hyde Street Pier, San Francisco, San Francisco County, C...
See HAER CA-364 for documentation of the Eureka's Lifeboat No. 3. Significance: EUREKA, considered to be the only extant vessel of its type in the United States, symbolizes an era of travel that has all but van... More
Ferry EUREKA, Hyde Street Pier, San Francisco, San Francisco County, C...
See HAER CA-364 for documentation of the Eureka's Lifeboat No. 3. Significance: EUREKA, considered to be the only extant vessel of its type in the United States, symbolizes an era of travel that has all but van... More
Fort Point, U.S. Highway 101, San Francisco, San Francisco County, CA
Significance: Designed to protect the entrance to the San Francisco Bay. Classic example of brick seacoast forts. Abandoned in 1886 when powerful rifled cannons made brick forts obsolete. Survey number: HABS... More
Fort Point, U.S. Highway 101, San Francisco, San Francisco County, CA
Significance: Designed to protect the entrance to the San Francisco Bay. Classic example of brick seacoast forts. Abandoned in 1886 when powerful rifled cannons made brick forts obsolete. Survey number: HABS... More
Fort Point, U.S. Highway 101, San Francisco, San Francisco County, CA
Significance: Designed to protect the entrance to the San Francisco Bay. Classic example of brick seacoast forts. Abandoned in 1886 when powerful rifled cannons made brick forts obsolete. Survey number: HABS... More
Fort Point, U.S. Highway 101, San Francisco, San Francisco County, CA
Significance: Designed to protect the entrance to the San Francisco Bay. Classic example of brick seacoast forts. Abandoned in 1886 when powerful rifled cannons made brick forts obsolete. Survey number: HABS... More
Fort Point, U.S. Highway 101, San Francisco, San Francisco County, CA
Significance: Designed to protect the entrance to the San Francisco Bay. Classic example of brick seacoast forts. Abandoned in 1886 when powerful rifled cannons made brick forts obsolete. Survey number: HABS... More
Fort Point, U.S. Highway 101, San Francisco, San Francisco County, CA
Significance: Designed to protect the entrance to the San Francisco Bay. Classic example of brick seacoast forts. Abandoned in 1886 when powerful rifled cannons made brick forts obsolete. Survey number: HABS... More
Fort Point, U.S. Highway 101, San Francisco, San Francisco County, CA
Significance: Designed to protect the entrance to the San Francisco Bay. Classic example of brick seacoast forts. Abandoned in 1886 when powerful rifled cannons made brick forts obsolete. Survey number: HABS... More
San Mateo Ferry, South end of Lake Union, Seattle, King County, WA
Significance: Steam ferryboat employed on San Francisco Bay, and later on Puget Sound. Last remaining steam powered auto ferry of a once larger fleet on the West Coast. Also the last steam powered auto ferry l... More
San Mateo Ferry, South end of Lake Union, Seattle, King County, WA
Significance: Steam ferryboat employed on San Francisco Bay, and later on Puget Sound. Last remaining steam powered auto ferry of a once larger fleet on the West Coast. Also the last steam powered auto ferry l... More
Pit 4 Diversion Dam, Pit River west of State Highway 89, Big Bend, Sha...
Significance: The Pit 4 Diversion Dam is important as an original feature of the Pit 3, 4 and 5 Hydroelectric Plant. Pit 4 Dam is an excellent example of early twentieth century hydroelectric architecture and ... More
Pit 4 Diversion Dam, Pit River west of State Highway 89, Big Bend, Sha...
Significance: The Pit 4 Diversion Dam is important as an original feature of the Pit 3, 4 and 5 Hydroelectric Plant. Pit 4 Dam is an excellent example of early twentieth century hydroelectric architecture and ... More
Pit 4 Diversion Dam, Pit River west of State Highway 89, Big Bend, Sha...
Significance: The Pit 4 Diversion Dam is important as an original feature of the Pit 3, 4 and 5 Hydroelectric Plant. Pit 4 Dam is an excellent example of early twentieth century hydroelectric architecture and ... More
Alcatraz, Cell House, Alcatraz Island, San Francisco Bay, San Francisc...
Unprocessed Field note material exists for this structure: N2216 Survey number: HABS CA-1792-A Building/structure dates: 1853-1859 Initial Construction Building/structure dates: 1909-1912 Subsequent Work Bu... More
Alcatraz, Cell House, Alcatraz Island, San Francisco Bay, San Francisc...
Unprocessed Field note material exists for this structure: N2216 Survey number: HABS CA-1792-A Building/structure dates: 1853-1859 Initial Construction Building/structure dates: 1909-1912 Subsequent Work Bu... More
Alcatraz, Cell House, Alcatraz Island, San Francisco Bay, San Francisc...
Unprocessed Field note material exists for this structure: N2216 Survey number: HABS CA-1792-A Building/structure dates: 1853-1859 Initial Construction Building/structure dates: 1909-1912 Subsequent Work Bu... More
Alcatraz, Cell House, Alcatraz Island, San Francisco Bay, San Francisc...
Unprocessed Field note material exists for this structure: N2216 Survey number: HABS CA-1792-A Building/structure dates: 1853-1859 Initial Construction Building/structure dates: 1909-1912 Subsequent Work Bu... More
Panoramic view of the Golden Gate /
This film, photographed from the front of a moving steam engine, shows the scenic portion of the Ferries and Cliff House Railroad route along the bluffs and cliffs of Lands End (at the northwest corner of San F... More
Fog rolls across the Golden Gate Bridge, San Francisco, California
The Golden Gate Bridge is a suspension bridge spanning the Golden Gate, the opening of the San Francisco Bay into the Pacific Ocean. In 2012 the Golden Gate Bridge celebrated its 75th anniversary. Title, date, ... More
Carnaval, San Francisco, California
Title, date, and keywords provided by the photographer. The San Francisco Bay Area Carnaval season begins in February. Groups from The Mission District, a metro center for the many different Spanish speaking po... More
Carnaval, San Francisco, California
Title, date, and keywords provided by the photographer. The San Francisco Bay Area Carnaval season begins in February. Groups from The Mission District, a metro center for the many different Spanish speaking po... More
Bicyclists viewing scenic San Francisco Bay in California
Title, date, and keywords based on information provided by the photographer. Credit line: The Jon B. Lovelace Collection of California Photographs in Carol M. Highsmith's America Project, Library of Congress, P... More
Fog rolls across the Golden Gate Bridge, San Francisco, California
The Golden Gate Bridge is a suspension bridge spanning the Golden Gate, the opening of the San Francisco Bay into the Pacific Ocean. In 2012 the Golden Gate Bridge celebrated its 75th anniversary. Title, date, ... More
Dormitory at Angel Island Immigration Station on Angel Island in San F...
The island has been used for a variety of purposes, including military forts, a US Public Health Service Quarantine Station, and a US Bureau of Immigration inspection and detention facility. Title, date and key... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
San Francisco Oakland Bay Bridge, Spanning San Francisco Bay, San Fran...
Significance: The San Francisco-Oakland Bay Bridge is one of the most impressive engineering structures in the United States. It is also one of the most important transportation links in the United States, ser... More
Grace Cathedral, George William Gibbs Memorial Hall, 1051 Taylor Stree...
Significance: Constructed in 1911, George William Gibbs Memorial Hall (hereinafter referred to by its common name, Cathedral House) is significant as the first permanent structure built in the Grace Cathedral c... More
Alcatraz, Building No. 64, Alcatraz Island, San Francisco Bay, San Fra...
Survey number: HABS CA-1792-G National Register of Historic Places NRIS Number: 76000209
Alcatraz, Guard Tower, Alcatraz Island, San Francisco Bay, San Francis...
Survey number: HABS CA-1792-I National Register of Historic Places NRIS Number: 76000209
Alcatraz, Warden's House, Alcatraz Island, San Francisco Bay, San Fran...
Survey number: HABS CA-1792-B National Register of Historic Places NRIS Number: 76000209
Alcatraz, Warden's House, Alcatraz Island, San Francisco Bay, San Fran...
Survey number: HABS CA-1792-B National Register of Historic Places NRIS Number: 76000209
Fort Baker, Storehouse, Near intersection of Breitung & Satterlee Road...
Significance: Building FB-570 is significant as a relatively unmodified example of a Theatre of Operations 700 (T.O. 700) Series Storehouse (Type WH-A-T) built in 1942 as part of the mobilization effort for Wor... More
Golden Gate Bridge, Spanning mouth of San Francisco Bay, San Francisco...
Significance: Spanning one of the World's most spectacular channels, the Golden Gate Bridge is internationally renowned as a superb structural and aesthetic example of suspension bridge design. Survey number: ... More
San Francisco from Russian Hill, looking down Vallejo Street
Photograph shows bird's-eye view of San Francisco from Russian Hill towards the San Francisco Bay.
Alcatraz, China Alley, Alcatraz Island, San Francisco Bay, San Francis...
Survey number: HABS CA-1792-H National Register of Historic Places NRIS Number: 76000209
Fort Barry, Theater, Fort Barry, Rosenstock Road, Sausalito, Marin Cou...
Significance: Building FA-946 is significant as a relatively unmodified example of a 700 Series (Type TH-3) base theatre built in 1941 as part of the mobilization effort for World War II. Located in Fort Barry... More
Fort Barry, Theater, Fort Barry, Rosenstock Road, Sausalito, Marin Cou...
Significance: Building FA-946 is significant as a relatively unmodified example of a 700 Series (Type TH-3) base theatre built in 1941 as part of the mobilization effort for World War II. Located in Fort Barry... More
Steam Tug HERCULES, Hyde Street Pier, San Francisco, San Francisco Cou...
Significance: The Steam Tug HERCULES is a National Historic Landmark, significant as the only oceangoing steam tug on the West Coast. Typical in the early 20th century, this steam tug hauled log floats, large ... More
Steam Tug HERCULES, Hyde Street Pier, San Francisco, San Francisco Cou...
Significance: The Steam Tug HERCULES is a National Historic Landmark, significant as the only oceangoing steam tug on the West Coast. Typical in the early 20th century, this steam tug hauled log floats, large ... More
Steam Tug HERCULES, Hyde Street Pier, San Francisco, San Francisco Cou...
Significance: The Steam Tug HERCULES is a National Historic Landmark, significant as the only oceangoing steam tug on the West Coast. Typical in the early 20th century, this steam tug hauled log floats, large ... More
Steam Tug HERCULES, Hyde Street Pier, San Francisco, San Francisco Cou...
Significance: The Steam Tug HERCULES is a National Historic Landmark, significant as the only oceangoing steam tug on the West Coast. Typical in the early 20th century, this steam tug hauled log floats, large ... More
Steam Tug HERCULES, Hyde Street Pier, San Francisco, San Francisco Cou...
Significance: The Steam Tug HERCULES is a National Historic Landmark, significant as the only oceangoing steam tug on the West Coast. Typical in the early 20th century, this steam tug hauled log floats, large ... More
Steam Tug HERCULES, Hyde Street Pier, San Francisco, San Francisco Cou...
Significance: The Steam Tug HERCULES is a National Historic Landmark, significant as the only oceangoing steam tug on the West Coast. Typical in the early 20th century, this steam tug hauled log floats, large ... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Carquinez Bridge, Spanning Carquinez Strait at Interstate 80, Vallejo,...
Significance: The Caquinez Bridge is a cantilever truss structure which carries three lanes of westbound Interstate-80 traffic across the Carquinez Strait. (Eastbound I-80 traffic is carried by a parallel stru... More
Ferry EUREKA, Hyde Street Pier, San Francisco, San Francisco County, C...
See HAER CA-364 for documentation of the Eureka's Lifeboat No. 3. Significance: EUREKA, considered to be the only extant vessel of its type in the United States, symbolizes an era of travel that has all but van... More
Ferry EUREKA, Hyde Street Pier, San Francisco, San Francisco County, C...
See HAER CA-364 for documentation of the Eureka's Lifeboat No. 3. Significance: EUREKA, considered to be the only extant vessel of its type in the United States, symbolizes an era of travel that has all but van... More
Ferry EUREKA, Hyde Street Pier, San Francisco, San Francisco County, C...
See HAER CA-364 for documentation of the Eureka's Lifeboat No. 3. Significance: EUREKA, considered to be the only extant vessel of its type in the United States, symbolizes an era of travel that has all but van... More
Ferry EUREKA, Hyde Street Pier, San Francisco, San Francisco County, C...
See HAER CA-364 for documentation of the Eureka's Lifeboat No. 3. Significance: EUREKA, considered to be the only extant vessel of its type in the United States, symbolizes an era of travel that has all but van... More
Fort Point, U.S. Highway 101, San Francisco, San Francisco County, CA
Significance: Designed to protect the entrance to the San Francisco Bay. Classic example of brick seacoast forts. Abandoned in 1886 when powerful rifled cannons made brick forts obsolete. Survey number: HABS... More
Fort Point, U.S. Highway 101, San Francisco, San Francisco County, CA
Significance: Designed to protect the entrance to the San Francisco Bay. Classic example of brick seacoast forts. Abandoned in 1886 when powerful rifled cannons made brick forts obsolete. Survey number: HABS... More
Fort Point, U.S. Highway 101, San Francisco, San Francisco County, CA
Significance: Designed to protect the entrance to the San Francisco Bay. Classic example of brick seacoast forts. Abandoned in 1886 when powerful rifled cannons made brick forts obsolete. Survey number: HABS... More
San Mateo Ferry, South end of Lake Union, Seattle, King County, WA
Significance: Steam ferryboat employed on San Francisco Bay, and later on Puget Sound. Last remaining steam powered auto ferry of a once larger fleet on the West Coast. Also the last steam powered auto ferry l... More
San Mateo Ferry, South end of Lake Union, Seattle, King County, WA
Significance: Steam ferryboat employed on San Francisco Bay, and later on Puget Sound. Last remaining steam powered auto ferry of a once larger fleet on the West Coast. Also the last steam powered auto ferry l... More
San Francisco, 1849 / Schmidt Label & Litho. Co., S.F. Cal.
View of buildings, and boats in San Francisco Bay, which are numbered and identified in key. 19166R U.S. Copyright Office. Copyright by Max Burkardt, San Francisco, Cal. "Drawn on the spot by Henry Firks." on ... More
Pit 4 Diversion Dam, Pit River west of State Highway 89, Big Bend, Sha...
Significance: The Pit 4 Diversion Dam is important as an original feature of the Pit 3, 4 and 5 Hydroelectric Plant. Pit 4 Dam is an excellent example of early twentieth century hydroelectric architecture and ... More
Pit 4 Diversion Dam, Pit River west of State Highway 89, Big Bend, Sha...
Significance: The Pit 4 Diversion Dam is important as an original feature of the Pit 3, 4 and 5 Hydroelectric Plant. Pit 4 Dam is an excellent example of early twentieth century hydroelectric architecture and ... More
Pit 4 Diversion Dam, Pit River west of State Highway 89, Big Bend, Sha...
Significance: The Pit 4 Diversion Dam is important as an original feature of the Pit 3, 4 and 5 Hydroelectric Plant. Pit 4 Dam is an excellent example of early twentieth century hydroelectric architecture and ... More
Pit 4 Diversion Dam, Pit River west of State Highway 89, Big Bend, Sha...
Significance: The Pit 4 Diversion Dam is important as an original feature of the Pit 3, 4 and 5 Hydroelectric Plant. Pit 4 Dam is an excellent example of early twentieth century hydroelectric architecture and ... More
Pit 4 Diversion Dam, Pit River west of State Highway 89, Big Bend, Sha...
Significance: The Pit 4 Diversion Dam is important as an original feature of the Pit 3, 4 and 5 Hydroelectric Plant. Pit 4 Dam is an excellent example of early twentieth century hydroelectric architecture and ... More
Pit 4 Diversion Dam, Pit River west of State Highway 89, Big Bend, Sha...
Significance: The Pit 4 Diversion Dam is important as an original feature of the Pit 3, 4 and 5 Hydroelectric Plant. Pit 4 Dam is an excellent example of early twentieth century hydroelectric architecture and ... More
Pit 4 Diversion Dam, Pit River west of State Highway 89, Big Bend, Sha...
Significance: The Pit 4 Diversion Dam is important as an original feature of the Pit 3, 4 and 5 Hydroelectric Plant. Pit 4 Dam is an excellent example of early twentieth century hydroelectric architecture and ... More
Pit 4 Diversion Dam, Pit River west of State Highway 89, Big Bend, Sha...
Significance: The Pit 4 Diversion Dam is important as an original feature of the Pit 3, 4 and 5 Hydroelectric Plant. Pit 4 Dam is an excellent example of early twentieth century hydroelectric architecture and ... More
Pit 4 Diversion Dam, Pit River west of State Highway 89, Big Bend, Sha...
Significance: The Pit 4 Diversion Dam is important as an original feature of the Pit 3, 4 and 5 Hydroelectric Plant. Pit 4 Dam is an excellent example of early twentieth century hydroelectric architecture and ... More
Alcatraz, Cell House, Alcatraz Island, San Francisco Bay, San Francisc...
Unprocessed Field note material exists for this structure: N2216 Survey number: HABS CA-1792-A Building/structure dates: 1853-1859 Initial Construction Building/structure dates: 1909-1912 Subsequent Work Bu... More