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A field of alfalfa in the Willamette Valley, Oregon. Mount Hood in the background

A field of alfalfa in the Willamette Valley, Oregon. Mount Hood in the...

Public domain photograph - historical image of Oregon, United States, free to use, no copyright restrictions image - Picryl description

Market scene. Portland, Oregon. Great Depression public domain photograph.

Market scene. Portland, Oregon. Great Depression public domain photogr...

Public domain photograph - historical image of Oregon, United States, free to use, no copyright restrictions image - Picryl description

Squatters' shacks along the Willamette River in Portland, Oregon. Many of the men living here during the winter work in the nearby orchards of the Williamette and Yakima Valley in the summer

Squatters' shacks along the Willamette River in Portland, Oregon. Many...

Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944. More information about the FSA/OWI Collection is availabl... More

Hooverville shack with outdoor store. This man obtains seasonal employment in the Yakima and Willamette fruit orchards. Oregon

Hooverville shack with outdoor store. This man obtains seasonal employ...

Title and other information from caption card. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944. More information about the FSA/OWI Collection is availabl... More

Portland, Oregon. Woodyard - safety film negatives, Library of Congress

Portland, Oregon. Woodyard - safety film negatives, Library of Congres...

Picryl description: Public domain image of a construction site, wooden frame, timber, free to use, no copyright restrictions.

Log raft in Willamette River. Portland, Oregon

Log raft in Willamette River. Portland, Oregon

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

Columbia River and crossing towers for transmitting power across the river from hydroelectric plant at Bonneville Dam, Oregon

Columbia River and crossing towers for transmitting power across the r...

Picryl description: Public domain image of a power dam, cascade, free to use, no copyright restrictions.

Detail of gate controlled spillway dam. Bonneville Dam, Oregon

Detail of gate controlled spillway dam. Bonneville Dam, Oregon

Picryl description: Public domain image of a dam, cascade, water stream, waterfall, free to use, no copyright restrictions.

Hotel Lenox, 1100-1116 Southwest Third Street, Portland, Multnomah County, OR

Hotel Lenox, 1100-1116 Southwest Third Street, Portland, Multnomah Cou...

Public domain photograph of window, architectural element, free to use, no copyright restrictions image - Picryl description

Hotel Lenox, 1100-1116 Southwest Third Street, Portland, Multnomah County, OR

Hotel Lenox, 1100-1116 Southwest Third Street, Portland, Multnomah Cou...

Public domain photograph of car, historic place, automobile, free to use, no copyright restrictions image - Picryl description

Burnside Bridge, Spanning Willamette River at Burnside Street, Portland, Multnomah County, OR

Burnside Bridge, Spanning Willamette River at Burnside Street, Portlan...

Significance: Burnside Bridge is one in an ensemble of twelve monumental highway bridges across the lower Willamette River, and one of five Portland span bridges (with Ross Island Bridge, Sellwood Bridge, Lovej... More

Burnside Bridge, Spanning Willamette River at Burnside Street, Portland, Multnomah County, OR

Burnside Bridge, Spanning Willamette River at Burnside Street, Portlan...

Significance: Burnside Bridge is one in an ensemble of twelve monumental highway bridges across the lower Willamette River, and one of five Portland span bridges (with Ross Island Bridge, Sellwood Bridge, Lovej... More

Burnside Bridge, Spanning Willamette River at Burnside Street, Portland, Multnomah County, OR

Burnside Bridge, Spanning Willamette River at Burnside Street, Portlan...

Significance: Burnside Bridge is one in an ensemble of twelve monumental highway bridges across the lower Willamette River, and one of five Portland span bridges (with Ross Island Bridge, Sellwood Bridge, Lovej... More

Oriental Theatre, 828 Southeast Grand Avenue, Portland, Multnomah County, OR

Oriental Theatre, 828 Southeast Grand Avenue, Portland, Multnomah Coun...

Significance: The Oriental Theatre, the second largest moving picture theatre built in Oregon, was erected in conjunction with an office building and contained notable examples of thematic decor derived from an... More

Steel Bridge, Spanning Willamette River at State Route 99, Portland, Multnomah County, OR

Steel Bridge, Spanning Willamette River at State Route 99, Portland, M...

Significance: An early example of the Waddell-type vertical lift bridge, the Steel Bridge documents that, guided by Harrington, most features of the type achieved "standard" form by 1912. It also demonstrates ... More

Steel Bridge, Spanning Willamette River at State Route 99, Portland, Multnomah County, OR

Steel Bridge, Spanning Willamette River at State Route 99, Portland, M...

Significance: An early example of the Waddell-type vertical lift bridge, the Steel Bridge documents that, guided by Harrington, most features of the type achieved "standard" form by 1912. It also demonstrates ... More

Sellwood Bridge, Spanning Willamette River at Southeast Tacoma Street, Portland, Multnomah County, OR

Sellwood Bridge, Spanning Willamette River at Southeast Tacoma Street,...

Significance: The Sellwood Bridge, the busiest two-lane bridge in Oregon, is the southern-most span in an ensemble of twelve monumental highway bridges across the lower Willamette River at Portland, Oregon. Th... More

Historic Columbia River Highway, Eagle Creek Bridge, Spanning Eagle Creek on Historic Columbia River Highway, Troutdale, Multnomah County, OR

Historic Columbia River Highway, Eagle Creek Bridge, Spanning Eagle Cr...

Significance: The only stone-veneered reinforced-concrete arch bridge and one of only eight arch spans on the Historic Columbia River Highway. It is the last bridge in the Multnomah County section of the Histo... More

Portland General Electric Company, Stephens Substation, 1841 Southeast Water Street, Portland, Multnomah County, OR

Portland General Electric Company, Stephens Substation, 1841 Southeast...

Survey number: HAER OR-12-N Building/structure dates: 1929 Initial Construction

Portland General Electric Company, Stephens Substation, 1841 Southeast Water Street, Portland, Multnomah County, OR

Portland General Electric Company, Stephens Substation, 1841 Southeast...

Survey number: HAER OR-12-N Building/structure dates: 1929 Initial Construction

Eagle Creek Overlook Shelter, Columbia Gorge,Oregon-Washington Border, Bonneville, Multnomah County, OR

Eagle Creek Overlook Shelter, Columbia Gorge,Oregon-Washington Border,...

1995 Charles E. Peterson Prize, Entry Significance: The Overlook Shelter, built in 1938 by the Civilian Conservation Corps, is located in the Columbia Gorge and sits atop a flat knoll above the Columbia River o... More

Marquam Bridge, Spanning Willamette River at Interstate Highway 5, Portland, Multnomah County, OR

Marquam Bridge, Spanning Willamette River at Interstate Highway 5, Por...

Significance: The Marquam Bridge is distinctive as the first Portland span constructed to serve the Interstate freeway system, as well as the first double deck freeway bridge in the state. The structure's func... More

Marquam Bridge, Spanning Willamette River at Interstate Highway 5, Portland, Multnomah County, OR

Marquam Bridge, Spanning Willamette River at Interstate Highway 5, Por...

Significance: The Marquam Bridge is distinctive as the first Portland span constructed to serve the Interstate freeway system, as well as the first double deck freeway bridge in the state. The structure's func... More

Marquam Bridge, Spanning Willamette River at Interstate Highway 5, Portland, Multnomah County, OR

Marquam Bridge, Spanning Willamette River at Interstate Highway 5, Por...

Significance: The Marquam Bridge is distinctive as the first Portland span constructed to serve the Interstate freeway system, as well as the first double deck freeway bridge in the state. The structure's func... More

Portland General Electric Company, Station "L", 1841 Southeast Water Street, Portland, Multnomah County, OR

Portland General Electric Company, Station "L", 1841 Southeast Water S...

Significance: Station "L" is primarily a group of six structures designed and built by the Portland General Electric Company between 1910 and 1929. The Station represents the growth and the use of Portland Gen... More

Portland General Electric Company, Station "L", 1841 Southeast Water Street, Portland, Multnomah County, OR

Portland General Electric Company, Station "L", 1841 Southeast Water S...

Significance: Station "L" is primarily a group of six structures designed and built by the Portland General Electric Company between 1910 and 1929. The Station represents the growth and the use of Portland Gen... More

Bonneville Project, Administration Building, South side of main entrance, Bonneville Project, Bonneville, Multnomah County, OR

Bonneville Project, Administration Building, South side of main entran...

Picryl description: Public domain image of a small palace, chateau, villa, residential historic building, free to use, no copyright restrictions image.

Venable Hotel, 1024 Southwest Third Avenue, Portland, Multnomah County, OR

Venable Hotel, 1024 Southwest Third Avenue, Portland, Multnomah County...

Significance: The Hamilton Hotel is significant as an example of its architectural style and building type associated with low-income urban dwelling, and because of its association with its designer, noted Port... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, OR

Pioneer Post Office, 700 SW Sixth Avenue, Portland, Multnomah County, ...

Significance: The Pioneer Courthouse is one of the most important federally-funded buildings in the Pacific Northwest. Built in 1875, the Italianate building is styled with classic, restrained architectural det... More

Portland General Electric Company, Turbine Building, 1841 Southeast Water Street, Portland, Multnomah County, OR

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

Portland General Electric Company, Turbine Building, 1841 Southeast Water Street, Portland, Multnomah County, OR

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

Portland General Electric Company, Turbine Building, 1841 Southeast Water Street, Portland, Multnomah County, OR

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

Morrison Bridge, Spanning Willamette River on Morrison & Alder Streets, Portland, Multnomah County, OR

Morrison Bridge, Spanning Willamette River on Morrison & Alder Streets...

Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.

Morrison Bridge, Spanning Willamette River on Morrison & Alder Streets, Portland, Multnomah County, OR

Morrison Bridge, Spanning Willamette River on Morrison & Alder Streets...

Public domain photograph of park, trees, outdoors, free to use, no copyright restrictions image - Picryl description

Morrison Bridge, Spanning Willamette River on Morrison & Alder Streets, Portland, Multnomah County, OR

Morrison Bridge, Spanning Willamette River on Morrison & Alder Streets...

Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.

Morrison Bridge, Spanning Willamette River on Morrison & Alder Streets, Portland, Multnomah County, OR

Morrison Bridge, Spanning Willamette River on Morrison & Alder Streets...

Picryl description: Public domain image of a bridge, railroad structure, train viaduct, free to use, no copyright restrictions.

James F. Bybee House, Burlington, Multnomah County, OR

James F. Bybee House, Burlington, Multnomah County, OR

Unprocessed Field note material exists for this structure: FN-3 Survey number: HABS OR-47

Historic Columbia River Highway, East Multnomah Falls Viaduct, East of Multnomah Falls, Troutdale, Multnomah County, OR

Historic Columbia River Highway, East Multnomah Falls Viaduct, East of...

Significance: This 860' half-viaduct was an engineer's solution to aligning the Historic Columbia River Highway between a steep unstable slope and the Oregon Washington Railroad and Navigation Company main line... More

Canada Dry Bottling Plant, 4370 Northeast Halsey Street, Portland, Multnomah County, OR

Canada Dry Bottling Plant, 4370 Northeast Halsey Street, Portland, Mul...

Significance: The bottling plant is an example of a prototypical design by Walter Monroe Cory for Canada Dry Ginger Ale, Inc, probably designed between 1936-43. Canada Dry used the Art Moderne building type as ... More

Bonneville Power Administration South Bank Substation, I-84, South of Bonneville Dam Powerhouse, Bonneville, Multnomah County, OR

Bonneville Power Administration South Bank Substation, I-84, South of ...

Significance: South Bank Substation was one of the first substations constructed by the Bonneville Power Administration. It is historically significant because it served to energize the BPA's first transmissio... More

Bonneville Project, Columbia River, 1 mile Northeast of Exit 40, off Interstate 84, Bonneville, Multnomah County, OR

Bonneville Project, Columbia River, 1 mile Northeast of Exit 40, off I...

Significance: Bonneville Dam was the first of eight federal lock and dam projects on the Columbia-Snake rivers. The dam's significance is derived from its unique engineering design, its contribution to the reg... More

Bonneville Project, Columbia River, 1 mile Northeast of Exit 40, off Interstate 84, Bonneville, Multnomah County, OR

Bonneville Project, Columbia River, 1 mile Northeast of Exit 40, off I...

Significance: Bonneville Dam was the first of eight federal lock and dam projects on the Columbia-Snake rivers. The dam's significance is derived from its unique engineering design, its contribution to the reg... More

Bonneville Project, Columbia River, 1 mile Northeast of Exit 40, off Interstate 84, Bonneville, Multnomah County, OR

Bonneville Project, Columbia River, 1 mile Northeast of Exit 40, off I...

Significance: Bonneville Dam was the first of eight federal lock and dam projects on the Columbia-Snake rivers. The dam's significance is derived from its unique engineering design, its contribution to the reg... More

Bonneville Project, Columbia River, 1 mile Northeast of Exit 40, off Interstate 84, Bonneville, Multnomah County, OR

Bonneville Project, Columbia River, 1 mile Northeast of Exit 40, off I...

Significance: Bonneville Dam was the first of eight federal lock and dam projects on the Columbia-Snake rivers. The dam's significance is derived from its unique engineering design, its contribution to the reg... More

Bonneville Project, Columbia River, 1 mile Northeast of Exit 40, off Interstate 84, Bonneville, Multnomah County, OR

Bonneville Project, Columbia River, 1 mile Northeast of Exit 40, off I...

Significance: Bonneville Dam was the first of eight federal lock and dam projects on the Columbia-Snake rivers. The dam's significance is derived from its unique engineering design, its contribution to the reg... More

Burlington Northern Railroad Bridge, Spanning Willamette River at River Mile 6.9, Portland, Multnomah County, OR

Burlington Northern Railroad Bridge, Spanning Willamette River at Rive...

Significance: Willamette River Bridge 5.1 is the south end part of a 4-3/4 mile-long network of railroad bridges, causeways, and cut system linking the mainlines north and south of Portland. The bridge is one ... More

Burlington Northern Railroad Bridge, Spanning Willamette River at River Mile 6.9, Portland, Multnomah County, OR

Burlington Northern Railroad Bridge, Spanning Willamette River at Rive...

Significance: Willamette River Bridge 5.1 is the south end part of a 4-3/4 mile-long network of railroad bridges, causeways, and cut system linking the mainlines north and south of Portland. The bridge is one ... More

Burlington Northern Railroad Bridge, Spanning Willamette River at River Mile 6.9, Portland, Multnomah County, OR

Burlington Northern Railroad Bridge, Spanning Willamette River at Rive...

Significance: Willamette River Bridge 5.1 is the south end part of a 4-3/4 mile-long network of railroad bridges, causeways, and cut system linking the mainlines north and south of Portland. The bridge is one ... More

Burlington Northern Railroad Bridge, Spanning Willamette River at River Mile 6.9, Portland, Multnomah County, OR

Burlington Northern Railroad Bridge, Spanning Willamette River at Rive...

Significance: Willamette River Bridge 5.1 is the south end part of a 4-3/4 mile-long network of railroad bridges, causeways, and cut system linking the mainlines north and south of Portland. The bridge is one ... More

Burlington Northern Railroad Bridge, Spanning Willamette River at River Mile 6.9, Portland, Multnomah County, OR

Burlington Northern Railroad Bridge, Spanning Willamette River at Rive...

Significance: Willamette River Bridge 5.1 is the south end part of a 4-3/4 mile-long network of railroad bridges, causeways, and cut system linking the mainlines north and south of Portland. The bridge is one ... More

Burlington Northern Railroad Bridge, Spanning Willamette River at River Mile 6.9, Portland, Multnomah County, OR

Burlington Northern Railroad Bridge, Spanning Willamette River at Rive...

Significance: Willamette River Bridge 5.1 is the south end part of a 4-3/4 mile-long network of railroad bridges, causeways, and cut system linking the mainlines north and south of Portland. The bridge is one ... More

Union Avenue Viaduct, Spanning between Southeast Harrison & Southeast Ivon Streets on Union Avenue (Old Highway 99 East), Portland, Multnomah County, OR

Union Avenue Viaduct, Spanning between Southeast Harrison & Southeast ...

Significance: Completed in 1937, the Union Avenue Viaduct is the longest continuous concrete slab/beam/girder-type structure in the state of Oregon. The original structure was built in 1936-37 and refined with ... More

Union Avenue Viaduct, Spanning between Southeast Harrison & Southeast Ivon Streets on Union Avenue (Old Highway 99 East), Portland, Multnomah County, OR

Union Avenue Viaduct, Spanning between Southeast Harrison & Southeast ...

Significance: Completed in 1937, the Union Avenue Viaduct is the longest continuous concrete slab/beam/girder-type structure in the state of Oregon. The original structure was built in 1936-37 and refined with ... More

Union Avenue Viaduct, Spanning between Southeast Harrison & Southeast Ivon Streets on Union Avenue (Old Highway 99 East), Portland, Multnomah County, OR

Union Avenue Viaduct, Spanning between Southeast Harrison & Southeast ...

Significance: Completed in 1937, the Union Avenue Viaduct is the longest continuous concrete slab/beam/girder-type structure in the state of Oregon. The original structure was built in 1936-37 and refined with ... More

Union Avenue Viaduct, Spanning between Southeast Harrison & Southeast Ivon Streets on Union Avenue (Old Highway 99 East), Portland, Multnomah County, OR

Union Avenue Viaduct, Spanning between Southeast Harrison & Southeast ...

Significance: Completed in 1937, the Union Avenue Viaduct is the longest continuous concrete slab/beam/girder-type structure in the state of Oregon. The original structure was built in 1936-37 and refined with ... More

Bonneville Project, Navigation Lock No. 1, Oregon shore of Columbia River near first Powerhouse, Bonneville, Multnomah County, OR

Bonneville Project, Navigation Lock No. 1, Oregon shore of Columbia Ri...

Survey number: HAER OR-11-D Building/structure dates: 1937 Initial Construction

Bonneville Project, Navigation Lock No. 1, Oregon shore of Columbia River near first Powerhouse, Bonneville, Multnomah County, OR

Bonneville Project, Navigation Lock No. 1, Oregon shore of Columbia Ri...

Survey number: HAER OR-11-D Building/structure dates: 1937 Initial Construction

Bonneville Project, Navigation Lock No. 1, Oregon shore of Columbia River near first Powerhouse, Bonneville, Multnomah County, OR

Bonneville Project, Navigation Lock No. 1, Oregon shore of Columbia Ri...

Survey number: HAER OR-11-D Building/structure dates: 1937 Initial Construction

Bonneville Project, Navigation Lock No. 1, Oregon shore of Columbia River near first Powerhouse, Bonneville, Multnomah County, OR

Bonneville Project, Navigation Lock No. 1, Oregon shore of Columbia Ri...

Survey number: HAER OR-11-D Building/structure dates: 1937 Initial Construction

Bonneville Project, Navigation Lock No. 1, Oregon shore of Columbia River near first Powerhouse, Bonneville, Multnomah County, OR

Bonneville Project, Navigation Lock No. 1, Oregon shore of Columbia Ri...

Survey number: HAER OR-11-D Building/structure dates: 1937 Initial Construction

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah County, OR

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Br...

Survey number: HAER OR-11-E Building/structure dates: 1937 Initial Construction

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah County, OR

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Br...

Survey number: HAER OR-11-E Building/structure dates: 1937 Initial Construction

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah County, OR

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Br...

Survey number: HAER OR-11-E Building/structure dates: 1937 Initial Construction

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah County, OR

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Br...

Survey number: HAER OR-11-E Building/structure dates: 1937 Initial Construction

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah County, OR

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Br...

Survey number: HAER OR-11-E Building/structure dates: 1937 Initial Construction

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah County, OR

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Br...

Survey number: HAER OR-11-E Building/structure dates: 1937 Initial Construction

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Bradford Island, Bonneville, Multnomah County, OR

Bonneville Project, Powerhouse No.1, Spanning Bradford Slough, from Br...

Survey number: HAER OR-11-E Building/structure dates: 1937 Initial Construction

Broadway Bridge, Spanning Willamette River at Broadway Street, Portland, Multnomah County, OR

Broadway Bridge, Spanning Willamette River at Broadway Street, Portlan...

Significance: The Broadway Bridge is the first bascule span built in Portland and, at the time constructed, the longest in the United States. Its completion resulted in a dramatic shift in land values and busi... More

Broadway Bridge, Spanning Willamette River at Broadway Street, Portland, Multnomah County, OR

Broadway Bridge, Spanning Willamette River at Broadway Street, Portlan...

Significance: The Broadway Bridge is the first bascule span built in Portland and, at the time constructed, the longest in the United States. Its completion resulted in a dramatic shift in land values and busi... More

Broadway Bridge, Spanning Willamette River at Broadway Street, Portland, Multnomah County, OR

Broadway Bridge, Spanning Willamette River at Broadway Street, Portlan...

Significance: The Broadway Bridge is the first bascule span built in Portland and, at the time constructed, the longest in the United States. Its completion resulted in a dramatic shift in land values and busi... More

U.S. Courthouse, 620 Southwest Main Street, Portland, Multnomah County, OR

U.S. Courthouse, 620 Southwest Main Street, Portland, Multnomah County...

Significance: While Portland has changed dramatically over the last 50 years, the Federal Courthouse remains an impressive example of early 1930 architecture. The Federal Courthouse is also an important Portla... More

U.S. Courthouse, 620 Southwest Main Street, Portland, Multnomah County, OR

U.S. Courthouse, 620 Southwest Main Street, Portland, Multnomah County...

Significance: While Portland has changed dramatically over the last 50 years, the Federal Courthouse remains an impressive example of early 1930 architecture. The Federal Courthouse is also an important Portla... More

U.S. Courthouse, 620 Southwest Main Street, Portland, Multnomah County, OR

U.S. Courthouse, 620 Southwest Main Street, Portland, Multnomah County...

Significance: While Portland has changed dramatically over the last 50 years, the Federal Courthouse remains an impressive example of early 1930 architecture. The Federal Courthouse is also an important Portla... More

Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR

Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multno...

Survey number: HAER OR-11-F Building/structure dates: 1937 Initial Construction

Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR

Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multno...

Survey number: HAER OR-11-F Building/structure dates: 1937 Initial Construction

Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR

Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multno...

Survey number: HAER OR-11-F Building/structure dates: 1937 Initial Construction

Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR

Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multno...

Survey number: HAER OR-11-F Building/structure dates: 1937 Initial Construction

Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multnomah County, OR

Bonneville Project, Bonneville Dam, Columbia River, Bonneville, Multno...

Survey number: HAER OR-11-F Building/structure dates: 1937 Initial Construction

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Historic Columbia River Highway, Troutdale, Multnomah County, OR

Significance: The Historic Columbia River Highway is one of the oldest scenic highways in the United States. It was an early twentieth-century technical and civic achievement, successfully mixing sensitivity t... More

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