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[Lewis and Clark map, with annotations in brown ink by Meriwether Lewis, tracing showing the Mississippi, the Missouri for a short distance above Kansas, Lakes Michigan, Superior, and Winnipeg, and the country onwards to the Pacific].

[Lewis and Clark map, with annotations in brown ink by Meriwether Lewi...

Pen and ink. Author information provided by Prof. Donald Jackson, 1/12/1977. Available also through the Library of Congress web site as a raster image. See also: pp. 97-103 of Allen's Passage through the garden... more

Map of the country tributary to the Northern Pacific Railroad, compiled from English, Canadian, and American official sources and original surveys by Edward H. Knight, Jan. 1st 1871.

Map of the country tributary to the Northern Pacific Railroad, compile...

Map of northwest part of United States and southwest part of Canada showing relief by hachures, drainage, isotherms, the wheat region, cities and towns, forts, routes and trails, the railroad network and the pr... more

Palace of Electricity and lagoon from Lewis and Clark Bridge, Louisiana Purchase Exposition, St. Louis, Mo., U. S. A.

Palace of Electricity and lagoon from Lewis and Clark Bridge, Louisian...

H49444 U.S. Copyright Office. No. 15012. Title from item.

[Interior of Forestry Bldg. at the Lewis and Clark Centennial, Portland, Ore., 1905. Displays; pillars of huge trees, stuffed animals]

[Interior of Forestry Bldg. at the Lewis and Clark Centennial, Portlan...

This record contains unverified data from caption card. Caption card tracings: Forests...; Expositions 1905; Shelf. Unprocessed in PR 03 - Expositions (B size)

[Interior of Forestry Bldg. at the Lewis and Clark Centennial, Portland, Ore., 1905. Displays; pillars of huge trees, stuffed animals]

[Interior of Forestry Bldg. at the Lewis and Clark Centennial, Portlan...

This record contains unverified data from caption card. Caption card tracings: Forests...; Expositions 1905; Shelf. Unprocessed in PR 03 - Expositions (B size)

[Lewis and Clark at the mouth of the Columbia River] 1805

[Lewis and Clark at the mouth of the Columbia River] 1805

Halftone repro. of drawing by Frederic Remington in Collier's Magazine, 1906 May 12. This record contains unverified, old data from caption card. Caption card tracings: PI; Expeditions...; Shelf. Oregon?

'Top Hat' formation, first sight along the Columbia River by Lewis and Clark on their expedition. Oregon

'Top Hat' formation, first sight along the Columbia River by Lewis and...

Digital image produced by Carol M. Highsmith to represent her original film transparency; some details may differ between the film and the digital images. Title, date, and keywords provided by the photographer.... more

Lewis and Clark in the Rocky Mountains /

Lewis and Clark in the Rocky Mountains /

Relief shown by spot heights. Panel title: Lewis and Clark in the Rocky Mountains : the Lewis and Clark National Historic Trail commemorates one of our nation's grandest journeys of exploration. "This detailed... more

Lewis and Clark, a legacy of science.

Lewis and Clark, a legacy of science.

Shows facsimile of Lewis and Clark exploration map and contemporary physical map of approximately the same geographic coverage. Relief shown by hachures on facsimile map. Relief shown by shading and gradient ti... more

Discovering the legacy of Lewis and Clark : bicentennial commemoration 2003-2006 /

Discovering the legacy of Lewis and Clark : bicentennial commemoration...

Legend includes preparation, recruitment, exploration and homecoming, Indian reservations, Louisiana Purchase boundary, and Lewis and Clark National Historic Trail. Available also through the Library of Congres... more

A piece of re-created Fort Clatsop, near Astoria, Oregon

A piece of re-created Fort Clatsop, near Astoria, Oregon

The fort was the encampment of the Lewis and Clark "Corps of Discovery" near the mouth of the Columbia River during the winter of 1805-1806. A replica, constructed for the journey's sesquicentennial in 1955, la... more

Metal art, said to depict the Pacific Northwest explorers Meriwether Lewis and William Clark and others in a longboat, on a hillside outside Ilwako, Washington

Metal art, said to depict the Pacific Northwest explorers Meriwether L...

Title, date and keywords based on information provided by the photographer. Purchase; Carol M. Highsmith Photography, Inc.; 2018; (DLC/PP-2016:103-13) Forms part of Carol M. Highsmith's America Project in the C... more

Second Masonic Temple, Broadway & Jackson Streets, Helena, Lewis and Clark County, MT

Second Masonic Temple, Broadway & Jackson Streets, Helena, Lewis and C...

Significance: Gold was discovered in Last Chance Gulch in the summer of 1864, and the news caused a stampede of hopeful miners to the area. Within a few months a citizen's committee met to lay out streets, ele... more

203 North Ewing Street (House), 203 North Ewing Street, Helena, Lewis and Clark County, MT

203 North Ewing Street (House), 203 North Ewing Street, Helena, Lewis ...

Significance: Home of Joseph K. Toole, Governor of Montana from 1889-1893, and from 1901-1908. Survey number: HABS MT-119

Green Meadow Ranch, Helena, Lewis and Clark County, MT

Green Meadow Ranch, Helena, Lewis and Clark County, MT

Significance: Harry W. Child arrived in Helena, Montana, in 1878 to stay with his uncle, W.C. Child. He was first an agent for a stage line to Corinne, Utah, then became involved in mining and smelting operati... more

A. J. Seligman House, 802 Madison Avenue, Helena, Lewis and Clark County, MT

A. J. Seligman House, 802 Madison Avenue, Helena, Lewis and Clark Coun...

Significance: Albert Joseph Seligman came to Montana in 1881 from New York City. He was a member of one of the wealthiest families in the country, one which ranked financially with the Rothschilds and the Morg... more

A. J. Seligman House, 802 Madison Avenue, Helena, Lewis and Clark County, MT

A. J. Seligman House, 802 Madison Avenue, Helena, Lewis and Clark Coun...

Significance: Albert Joseph Seligman came to Montana in 1881 from New York City. He was a member of one of the wealthiest families in the country, one which ranked financially with the Rothschilds and the Morg... more

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Ro...

Significance: The Holter Hydroelectric Facility is significant for its association with the industrial development of Montana and the consolidation of most of the state's electric industry into The Montana Powe... more

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Ro...

Significance: The Holter Hydroelectric Facility is significant for its association with the industrial development of Montana and the consolidation of most of the state's electric industry into The Montana Powe... more

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Ro...

Significance: The Holter Hydroelectric Facility is significant for its association with the industrial development of Montana and the consolidation of most of the state's electric industry into The Montana Powe... more

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Ro...

Significance: The Holter Hydroelectric Facility is significant for its association with the industrial development of Montana and the consolidation of most of the state's electric industry into The Montana Powe... more

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Ro...

Significance: The Holter Hydroelectric Facility is significant for its association with the industrial development of Montana and the consolidation of most of the state's electric industry into The Montana Powe... more

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Ro...

Significance: The Holter Hydroelectric Facility is significant for its association with the industrial development of Montana and the consolidation of most of the state's electric industry into The Montana Powe... more

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, Dam & Power House, End of Holter Dam Ro...

Significance: The Holter Hydroelectric Facility is significant for its association with the industrial development of Montana and the consolidation of most of the state's electric industry into The Montana Powe... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark County, MT

York Bridge, Federal Aid Secondary Route 280, Helena, Lewis and Clark ...

Significance: As a pin-connected Pennsylvania through truss structure, the bridge is not particularly significant for structural or engineering reasons. It is however, historically associated with the Helena Po... more

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County, MT

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County...

Significance: Shirley C. Ashby was one of the leading financiers and citizens of early-day Helena. He came to Montana in 1867, and was employed by I.G. Baker & Bros. of Fort Benton to help in their Indian trad... more

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County, MT

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County...

Significance: Shirley C. Ashby was one of the leading financiers and citizens of early-day Helena. He came to Montana in 1867, and was employed by I.G. Baker & Bros. of Fort Benton to help in their Indian trad... more

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County, MT

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County...

Significance: Shirley C. Ashby was one of the leading financiers and citizens of early-day Helena. He came to Montana in 1867, and was employed by I.G. Baker & Bros. of Fort Benton to help in their Indian trad... more

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County, MT

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County...

Significance: Shirley C. Ashby was one of the leading financiers and citizens of early-day Helena. He came to Montana in 1867, and was employed by I.G. Baker & Bros. of Fort Benton to help in their Indian trad... more

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County, MT

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County...

Significance: Shirley C. Ashby was one of the leading financiers and citizens of early-day Helena. He came to Montana in 1867, and was employed by I.G. Baker & Bros. of Fort Benton to help in their Indian trad... more

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County, MT

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County...

Significance: Shirley C. Ashby was one of the leading financiers and citizens of early-day Helena. He came to Montana in 1867, and was employed by I.G. Baker & Bros. of Fort Benton to help in their Indian trad... more

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County, MT

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County...

Significance: Shirley C. Ashby was one of the leading financiers and citizens of early-day Helena. He came to Montana in 1867, and was employed by I.G. Baker & Bros. of Fort Benton to help in their Indian trad... more

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County, MT

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County...

Significance: Shirley C. Ashby was one of the leading financiers and citizens of early-day Helena. He came to Montana in 1867, and was employed by I.G. Baker & Bros. of Fort Benton to help in their Indian trad... more

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County, MT

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County...

Significance: Shirley C. Ashby was one of the leading financiers and citizens of early-day Helena. He came to Montana in 1867, and was employed by I.G. Baker & Bros. of Fort Benton to help in their Indian trad... more

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County, MT

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County...

Significance: Shirley C. Ashby was one of the leading financiers and citizens of early-day Helena. He came to Montana in 1867, and was employed by I.G. Baker & Bros. of Fort Benton to help in their Indian trad... more

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County, MT

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County...

Significance: Shirley C. Ashby was one of the leading financiers and citizens of early-day Helena. He came to Montana in 1867, and was employed by I.G. Baker & Bros. of Fort Benton to help in their Indian trad... more

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County, MT

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County...

Significance: Shirley C. Ashby was one of the leading financiers and citizens of early-day Helena. He came to Montana in 1867, and was employed by I.G. Baker & Bros. of Fort Benton to help in their Indian trad... more

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County, MT

S. C. Ashby House, 642 Dearborn Street, Helena, Lewis and Clark County...

Significance: Shirley C. Ashby was one of the leading financiers and citizens of early-day Helena. He came to Montana in 1867, and was employed by I.G. Baker & Bros. of Fort Benton to help in their Indian trad... more

W. C. Child Ranch, State Highway 279, Helena, Lewis and Clark County, MT

W. C. Child Ranch, State Highway 279, Helena, Lewis and Clark County, ...

Significance: This 740 acre ranch was once part of a spread of nearly 3,000 acres acquired by W.C. Child, an early Montana prospector. He invested his mining fortune here, building a huge stone and wood barn, ... more

W. C. Child Ranch, State Highway 279, Helena, Lewis and Clark County, MT

W. C. Child Ranch, State Highway 279, Helena, Lewis and Clark County, ...

Significance: This 740 acre ranch was once part of a spread of nearly 3,000 acres acquired by W.C. Child, an early Montana prospector. He invested his mining fortune here, building a huge stone and wood barn, ... more

W. C. Child Ranch, State Highway 279, Helena, Lewis and Clark County, MT

W. C. Child Ranch, State Highway 279, Helena, Lewis and Clark County, ...

Significance: This 740 acre ranch was once part of a spread of nearly 3,000 acres acquired by W.C. Child, an early Montana prospector. He invested his mining fortune here, building a huge stone and wood barn, ... more

Samuel T. Hauser House, 720 Madison Avenue, Helena, Lewis and Clark County, MT

Samuel T. Hauser House, 720 Madison Avenue, Helena, Lewis and Clark Co...

Significance: Samuel T. Hauser went up the Missouri River in 1862, to the head of navigation, Ft. Benton, Montana, intending to cross from there to the gold fields in Idaho. Strikes at Gold Creek and Bannack i... more

Samuel T. Hauser House, 720 Madison Avenue, Helena, Lewis and Clark County, MT

Samuel T. Hauser House, 720 Madison Avenue, Helena, Lewis and Clark Co...

Significance: Samuel T. Hauser went up the Missouri River in 1862, to the head of navigation, Ft. Benton, Montana, intending to cross from there to the gold fields in Idaho. Strikes at Gold Creek and Bannack i... more

Samuel T. Hauser House, 720 Madison Avenue, Helena, Lewis and Clark County, MT

Samuel T. Hauser House, 720 Madison Avenue, Helena, Lewis and Clark Co...

Significance: Samuel T. Hauser went up the Missouri River in 1862, to the head of navigation, Ft. Benton, Montana, intending to cross from there to the gold fields in Idaho. Strikes at Gold Creek and Bannack i... more

Samuel T. Hauser House, 720 Madison Avenue, Helena, Lewis and Clark County, MT

Samuel T. Hauser House, 720 Madison Avenue, Helena, Lewis and Clark Co...

Significance: Samuel T. Hauser went up the Missouri River in 1862, to the head of navigation, Ft. Benton, Montana, intending to cross from there to the gold fields in Idaho. Strikes at Gold Creek and Bannack i... more

Holter Hydroelectric Facility, House No. 8, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 8, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 8 contr... more

Holter Hydroelectric Facility, House No. 8, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 8, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 8 contr... more

Holter Hydroelectric Facility, House No. 8, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 8, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 8 contr... more

Holter Hydroelectric Facility, House No. 8, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 8, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 8 contr... more

Holter Hydroelectric Facility, House No. 8, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 8, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 8 contr... more

Holter Hydroelectric Facility, House No. 8, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 8, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 8 contr... more

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 1 contr... more

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 1 contr... more

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 1 contr... more

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 1 contr... more

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 1 contr... more

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 1 contr... more

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 1 contr... more

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wolf Creek, Lewis and Clark County, MT

Holter Hydroelectric Facility, House No. 1, End of Holter Dam Road, Wo...

Significance: The Holter Hydroelectric Facility Historic District is significant as one of the most intact hydroelectric generating plants and operators' camps on the Missouri-Madison Project. House No. 1 contr... more

Ten Mile Creek Bridge, Spanning Ten Mile Creek at Williams Street, Helena, Lewis and Clark County, MT

Ten Mile Creek Bridge, Spanning Ten Mile Creek at Williams Street, Hel...

Survey number: HAER MT-127 Building/structure dates: 1894-1895 Initial Construction

Ten Mile Creek Bridge, Spanning Ten Mile Creek at Williams Street, Helena, Lewis and Clark County, MT

Ten Mile Creek Bridge, Spanning Ten Mile Creek at Williams Street, Hel...

Survey number: HAER MT-127 Building/structure dates: 1894-1895 Initial Construction

Ten Mile Creek Bridge, Spanning Ten Mile Creek at Williams Street, Helena, Lewis and Clark County, MT

Ten Mile Creek Bridge, Spanning Ten Mile Creek at Williams Street, Hel...

Survey number: HAER MT-127 Building/structure dates: 1894-1895 Initial Construction

Ten Mile Creek Bridge, Spanning Ten Mile Creek at Williams Street, Helena, Lewis and Clark County, MT

Ten Mile Creek Bridge, Spanning Ten Mile Creek at Williams Street, Hel...

Survey number: HAER MT-127 Building/structure dates: 1894-1895 Initial Construction

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