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Ore and coal docks, Erie, Pennsylvania - Public domain image. Dry plate negative.

Ore and coal docks, Erie, Pennsylvania - Public domain image. Dry plat...

Public domain image of a train station in Boston, Massachusetts, free to use, no copyright restrictions - Picryl description

Bureau of Mines Boulder City Experimental Station, Electrolytic Manganese Building, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Boulder City Experimental Station, Electrolytic Mangan...

Significance: Building 500, as part of the Date Street Complex, was a component of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Bould... More

Bureau of Mines Boulder City Experimental Station, Electrolytic Manganese Building, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Boulder City Experimental Station, Electrolytic Mangan...

Significance: Building 500, as part of the Date Street Complex, was a component of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Bould... More

Silver King Mining Company, Mineshaft & Main Hoist, Woodside Gulch, Park City, Summit County, UT

Silver King Mining Company, Mineshaft & Main Hoist, Woodside Gulch, Pa...

Significance: The Silver King Mining Company became one of the major producers in the Park City district of Utah and attained a brief reputation as the richest silver mine in the known world. One of the smalle... More

Mountain King Gold Mine & Mill, 4.3 Air miles Northwest of Copperopolis, Copperopolis, Calaveras County, CA

Mountain King Gold Mine & Mill, 4.3 Air miles Northwest of Copperopoli...

Significance: The Mountain King Mill was originally constructed as a stamp mill for processing gold ore, and was in intermittent but fairly continuous use from 1905-1946. It was significantly altered in a numb... More

Silver King Mining Company, Covered Tramway, Park City West, Park City, Summit County, UT

Silver King Mining Company, Covered Tramway, Park City West, Park City...

Significance: At the beginning of the twentieth century the Silver King Coalition Mine in Park City, Utah, was both the largest producer of ore and ore-concentrates in the region and the largest dividend-payer ... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Kennecott Copper Corporation, Company Store & Warehouse, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Company Store & Warehouse, On Copper Riv...

Significance: The Store and Warehouse building was built in 1917, along with several other additions to Kennecott Company Town. The concentration of functions in the new building reflected the continued growth ... More

Kennecott Copper Corporation, Company Store & Warehouse, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Company Store & Warehouse, On Copper Riv...

Significance: The Store and Warehouse building was built in 1917, along with several other additions to Kennecott Company Town. The concentration of functions in the new building reflected the continued growth ... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Digging asphalt, Pitch Lake, Trinidad, W.I.

Digging asphalt, Pitch Lake, Trinidad, W.I.

Public domain photograph of Middle East, free to use, no copyright restrictions image - Picryl description

Loading cars with asphalt, Pitch Lake, Trinidad, W.I.

Loading cars with asphalt, Pitch Lake, Trinidad, W.I.

Picryl description: Public domain image of a damaged, burned, or destroyed building, natural disaster, war destruction, ruins, 19th-century architecture, free to use, no copyright restrictions.

Escanaba, Mich., coal docks - Glass negative photogrpah. Public domain.

Escanaba, Mich., coal docks - Glass negative photogrpah. Public domain...

Public domain historical photo, free to use, no copyright restrictions image - Picryl description

Anchor Line docks and Penna. R.R. Pennsylvania Railroad coal & ore docks, Erie, Pa

Anchor Line docks and Penna. R.R. Pennsylvania Railroad coal & ore doc...

Date based on Detroit, Catalogue J (1901). "85" on negative. Detroit Publishing Co. no. 012893. Gift; State Historical Society of Colorado; 1949.

He took the bull by the horns; but-- / Keppler.

He took the bull by the horns; but-- / Keppler.

Illustration shows John Mitchell, president of the United Mine Workers of America, grasping an angry bull labeled "Coal Operators' Combine" by the horns. The cartoonist is suggesting that the bull might get the... More

Pittsburgh Steel Co., Monongahela River

Pittsburgh Steel Co., Monongahela River

Photograph shows the Alicia Mines, no. 2 building, on the Monongahela River. U.S.E. Office, Pgh., Pa., June 13, 1919. Ex. 64 2158

Pennsylvania R.R. ore docks, a "Hulett" unloader in operation, Cleveland, Ohio

Pennsylvania R.R. ore docks, a "Hulett" unloader in operation, Clevela...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Water front, Toledo, Ohio - Public domain image. Dry plate negative.

Water front, Toledo, Ohio - Public domain image. Dry plate negative.

Videodisc images are out of sequence; actual left to right order is 1A-10275, 10274, 10273, 10272, 10271. "G 5906," "G 5907," "G 5909," "G 5911," and "G 5913" on left to right negatives respectively. Detroit Pu... More

Silver King Mining Company, Ore Loading Station, Park Avenue, Park City, Summit County, UT

Silver King Mining Company, Ore Loading Station, Park Avenue, Park Cit...

Significance: One problem encountered by the Silver King Mining Company was the transportation of its ore over the rough terrain between the mine and the railhead in Park City. The solution was a 7,000' long ae... More

Tintic Standard Reduction Mill, Warm Springs Mountain, Goshen, Utah County, UT

Tintic Standard Reduction Mill, Warm Springs Mountain, Goshen, Utah Co...

Significance: The Tintic Standard Reduction Mill was the only use of the antiquated Augustin process in the United States during the early 1920s. The Augustin process was an acid-brine chlorodizing and leaching... More

Tintic Standard Reduction Mill, Warm Springs Mountain, Goshen, Utah County, UT

Tintic Standard Reduction Mill, Warm Springs Mountain, Goshen, Utah Co...

Significance: The Tintic Standard Reduction Mill was the only use of the antiquated Augustin process in the United States during the early 1920s. The Augustin process was an acid-brine chlorodizing and leaching... More

Sound Democrat Mill, Placer Creek Valley, Silverton, San Juan County, CO

Sound Democrat Mill, Placer Creek Valley, Silverton, San Juan County, ...

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

Sound Democrat Mill, Placer Creek Valley, Silverton, San Juan County, CO

Sound Democrat Mill, Placer Creek Valley, Silverton, San Juan County, ...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Bureau of Mines Boulder City Experimental Station, Ore Dressing Pilot Plant, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Boulder City Experimental Station, Ore Dressing Pilot ...

Significance: Building 600, as part of the Date Street Complex, was a component of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Bould... More

Escanaba, Mich. ore docks, mammoth plate negative

Escanaba, Mich. ore docks, mammoth plate negative

Public domain image of a historic view of Boston Harbor, Massachusetts, free to use, no copyright restrictions - Picryl description

Silver King Mining Company, Covered Tramway, Park City West, Park City, Summit County, UT

Silver King Mining Company, Covered Tramway, Park City West, Park City...

Significance: At the beginning of the twentieth century the Silver King Coalition Mine in Park City, Utah, was both the largest producer of ore and ore-concentrates in the region and the largest dividend-payer ... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Kennecott Copper Corporation, Company Store & Warehouse, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Company Store & Warehouse, On Copper Riv...

Significance: The Store and Warehouse building was built in 1917, along with several other additions to Kennecott Company Town. The concentration of functions in the new building reflected the continued growth ... More

Kennecott Copper Corporation, Company Store & Warehouse, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Company Store & Warehouse, On Copper Riv...

Significance: The Store and Warehouse building was built in 1917, along with several other additions to Kennecott Company Town. The concentration of functions in the new building reflected the continued growth ... More

Kennecott Copper Corporation, Company Store & Warehouse, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Company Store & Warehouse, On Copper Riv...

Significance: The Store and Warehouse building was built in 1917, along with several other additions to Kennecott Company Town. The concentration of functions in the new building reflected the continued growth ... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

Kennecott Copper Corporation, Concentration Mill, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Concentration Mill, On Copper River & No...

Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More

[Print speciman of vignettes of Wincohocking Mills, Philadelphiadelphia, Pennsylvania; Crane Iron Company, Catasauqua, Pennsylvania; and landscape labeled Broad Top] / Drawn fr. nat. & engd. & printed by A. Kollner's Lithogy., Philadelphia.

[Print speciman of vignettes of Wincohocking Mills, Philadelphiadelphi...

Illus. in: Lithography, engraving and printing establishment of Augs. Kollner : designer, engraver & lithographer, copperplate & lithographic printer, [p. 4]

Escanaba, ore docks, cyanotype, mammoth plate negative

Escanaba, ore docks, cyanotype, mammoth plate negative

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Escanaba, Mich. Ore docks, mammoth plate negative

Escanaba, Mich. Ore docks, mammoth plate negative

Picryl description: Public domain image of a historic park, open terrace, world heritage landmark, classical or neoclassical architecture, free to use, no copyright restrictions.

[The Manda unloading ore, Cleveland, Ohio]

[The Manda unloading ore, Cleveland, Ohio]

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

A Kentucky coal mine. 19th century, Library of Congress collection

A Kentucky coal mine. 19th century, Library of Congress collection

Photograph shows man with donkey-drawn mine cars filled with ore outside Kentucky coal mine. Photo by Wrenn & King, Lexington, Ky. Additional title on item: Kentucky. Kentucky Coal Mine, horse-drawn coal cars o... More

[Unloading ore from Hulett machine, Buffalo, N.Y.]

[Unloading ore from Hulett machine, Buffalo, N.Y.]

Public domain photograph of train depot, warehouse, railroad works, free to use, no copyright restrictions image - Picryl description

Pennsylvania R.R. iron ore docks, unloading ore from a lake freighter by means of "Hulett" ore unloaders

Pennsylvania R.R. iron ore docks, unloading ore from a lake freighter ...

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

Ore being unloaded from the lake steamer Algosoo of Sault Ste. Marie at Pennsylvania R.R. ore docks, Sandusky, Ohio

Ore being unloaded from the lake steamer Algosoo of Sault Ste. Marie a...

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

Kennecott Copper Corporation, Leaching Plant, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Leaching Plant, On Copper River & Northw...

Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day... More

Silver King Mining Company, Ore Mill, Park City West, Park City, Summit County, UT

Silver King Mining Company, Ore Mill, Park City West, Park City, Summi...

Significance: At the beginning of the twentieth century the Silver King Coalition Mine in Park City, Utah, was both the largest producer of ore and ore-concentrates in the region and the largest dividend-payer ... More

Tintic Standard Reduction Mill, Warm Springs Mountain, Goshen, Utah County, UT

Tintic Standard Reduction Mill, Warm Springs Mountain, Goshen, Utah Co...

Significance: The Tintic Standard Reduction Mill was the only use of the antiquated Augustin process in the United States during the early 1920s. The Augustin process was an acid-brine chlorodizing and leaching... More

Tintic Standard Reduction Mill, Warm Springs Mountain, Goshen, Utah County, UT

Tintic Standard Reduction Mill, Warm Springs Mountain, Goshen, Utah Co...

Significance: The Tintic Standard Reduction Mill was the only use of the antiquated Augustin process in the United States during the early 1920s. The Augustin process was an acid-brine chlorodizing and leaching... More

Sound Democrat Mill, Placer Creek Valley, Silverton, San Juan County, CO

Sound Democrat Mill, Placer Creek Valley, Silverton, San Juan County, ...

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

Sound Democrat Mill, Placer Creek Valley, Silverton, San Juan County, CO

Sound Democrat Mill, Placer Creek Valley, Silverton, San Juan County, ...

Public domain scan of a architecture diagram, settlement map, plan, or drawing, free to use, no copyright restrictions - Picryl description.

Mizpah Mine, Tonopah, Nye County, NV

Mizpah Mine, Tonopah, Nye County, NV

Significance: The Tonopah Mining boom was the first to revive the mining industry in Nevada after two decades of depression. Mining activity was long sustained at Tonopah largely due to the amazing production ... More

Mizpah Mine, Tonopah, Nye County, NV

Mizpah Mine, Tonopah, Nye County, NV

Significance: The Tonopah Mining boom was the first to revive the mining industry in Nevada after two decades of depression. Mining activity was long sustained at Tonopah largely due to the amazing production ... More

Ore at L.S. & M.S. [Lake Shore and Michigan Southern] Ry. docks, Ashtabula, Ohio

Ore at L.S. & M.S. [Lake Shore and Michigan Southern] Ry. docks, Ashta...

Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description

Bureau of Mines Boulder City Experimental Station, Ore Dressing Pilot Plant, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Boulder City Experimental Station, Ore Dressing Pilot ...

Significance: Building 600, as part of the Date Street Complex, was a component of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Bould... More

Silver King Mining Company, Warehouse, Park City West, Park City, Summit County, UT

Silver King Mining Company, Warehouse, Park City West, Park City, Summ...

Significance: At the beginning of the twentieth century the Silver King Coalition Mine in Park City, Utah, was both the largest producer of ore and ore-concentrates in the region and the largest dividend-payer ... More

Vanadium Corporation of America (VCA) Naturita Mill, Sampling Building & Ore Receiving Platform, 3 miles Northwest of Naturita, between Highway 141 & San Miguel River, Naturita, Montrose County, CO

Vanadium Corporation of America (VCA) Naturita Mill, Sampling Building...

Significance: The VCA Naturita Mill Office Building was constructed in 1960-61 as part of an effort to reconstruct the facility as an experimental uranium and vanadium ore concentrating facility. Between 1958 (... More

Vanadium Corporation of America (VCA) Naturita Mill, Sampling Building & Ore Receiving Platform, 3 miles Northwest of Naturita, between Highway 141 & San Miguel River, Naturita, Montrose County, CO

Vanadium Corporation of America (VCA) Naturita Mill, Sampling Building...

Significance: The VCA Naturita Mill Office Building was constructed in 1960-61 as part of an effort to reconstruct the facility as an experimental uranium and vanadium ore concentrating facility. Between 1958 (... More

Bureau of Mines Boulder City Experimental Station, Electrolytic Manganese Building, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Boulder City Experimental Station, Electrolytic Mangan...

Significance: Building 500, as part of the Date Street Complex, was a component of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Bould... More

Kennecott Copper Corporation, Machine Shop, On Copper River & Northwestern Railroad, Kennicott, Valdez-Cordova Census Area, AK

Kennecott Copper Corporation, Machine Shop, On Copper River & Northwes...

Significance: The Machine Shop was erected in 1916 as part of the general expansion of the Kennecott facilities that took place between 1915 and 1918. Over time, the Machine Shop was expanded to include additi... More

Water front, Toledo, O[hio] - Public domain image. Dry plate negative.

Water front, Toledo, O[hio] - Public domain image. Dry plate negative.

Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description

Liberty Historic District, Water Powered Ore Mill, Route 2, Cle Elum, Liberty, Kittitas County, WA

Liberty Historic District, Water Powered Ore Mill, Route 2, Cle Elum, ...

Unprocessed Field note material exists for this structure: FN-30 Survey number: HABS WA-163-W

Silver King Mining Company, Covered Tramway, Park City West, Park City, Summit County, UT

Silver King Mining Company, Covered Tramway, Park City West, Park City...

Significance: At the beginning of the twentieth century the Silver King Coalition Mine in Park City, Utah, was both the largest producer of ore and ore-concentrates in the region and the largest dividend-payer ... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, CO

Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...

The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More

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