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A black and white photo of a building. Dodge Brothers Motor Car Company Plant, Michigan

A black and white photo of a building. Dodge Brothers Motor Car Compan...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white photo of a city. Dodge Brothers Motor Car Company Plant, Michigan

A black and white photo of a city. Dodge Brothers Motor Car Company Pl...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white photo of a building under construction. Dodge Brothers Motor Car Company Plant, Michigan

A black and white photo of a building under construction. Dodge Brothe...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A drawing of a library with bookshelves. Dodge Brothers Motor Car Company Plant, Michigan

A drawing of a library with bookshelves. Dodge Brothers Motor Car Comp...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white photo of men working on old cars. Dodge Brothers Motor Car Company Plant, Michigan

A black and white photo of men working on old cars. Dodge Brothers Mot...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white photo of a large building. Dodge Brothers Motor Car Company Plant, Michigan

A black and white photo of a large building. Dodge Brothers Motor Car ...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white photo of a factory. Dodge Brothers Motor Car Company Plant, Michigan

A black and white photo of a factory. Dodge Brothers Motor Car Company...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white photo of a factory. Dodge Brothers Motor Car Company Plant, Michigan

A black and white photo of a factory. Dodge Brothers Motor Car Company...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white photo of a factory. Dodge Brothers Motor Car Company Plant, Michigan

A black and white photo of a factory. Dodge Brothers Motor Car Company...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white photo of a large building. Dodge Brothers Motor Car Company Plant, Michigan

A black and white photo of a large building. Dodge Brothers Motor Car ...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white photo of an office. Dodge Brothers Motor Car Company Plant, Michigan

A black and white photo of an office. Dodge Brothers Motor Car Company...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white drawing of a building. Dodge Brothers Motor Car Company Plant, Michigan

A black and white drawing of a building. Dodge Brothers Motor Car Comp...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white photo of a city. Dodge Brothers Motor Car Company Plant, Michigan

A black and white photo of a city. Dodge Brothers Motor Car Company Pl...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white photo of a factory. Dodge Brothers Motor Car Company Plant, Michigan

A black and white photo of a factory. Dodge Brothers Motor Car Company...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white photo of a factory. Dodge Brothers Motor Car Company Plant, Michigan

A black and white photo of a factory. Dodge Brothers Motor Car Company...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

A black and white drawing of a floor plan. Dodge Brothers Motor Car Company Plant, Michigan

A black and white drawing of a floor plan. Dodge Brothers Motor Car Co...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

An old black and white photo of a roller coaster. Dodge Brothers Motor Car Company Plant, Michigan

An old black and white photo of a roller coaster. Dodge Brothers Motor...

Dodge Brothers Motor Car Company Plant, Between Joseph Campau & Conant Avenues, Hamtramck, Wayne County, MI Significance: It served as the major manufacturing and assembly plant for the Dodge automobile and is... More

Eric Weidemeyer, 2080 Jericho Turnpike, New Hyde Park. Grinding machine

Eric Weidemeyer, 2080 Jericho Turnpike, New Hyde Park. Grinding machin...

Picryl description: Public domain image of an industrial building, factory, workshop, workers, 19th-20th century, free to use, no copyright restrictions.

Belmont Smelting and Refining Works, 330 Belmont Ave., Brooklyn. Lobby, to doors

Belmont Smelting and Refining Works, 330 Belmont Ave., Brooklyn. Lobby...

Picryl description: Public domain image of a basement, underground, lobby, free to use, no copyright restrictions.

Belmont Smelting and Refining Works, 330 Belmont Ave., Brooklyn. General office

Belmont Smelting and Refining Works, 330 Belmont Ave., Brooklyn. Gener...

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

Hunter Douglas Aluminum Corporation, Flemington, New York. Exterior II

Hunter Douglas Aluminum Corporation, Flemington, New York. Exterior II

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

General Dynamics Corporation Shipyard, 97 East Howard Street, Quincy, Norfolk County, MA

General Dynamics Corporation Shipyard, 97 East Howard Street, Quincy, ...

Significance: Throughout its more than eighty year history, the General Dynamics Corporation/Quincy-Fore River Shipyard was one of the leading private shipyards in the United States. Producing both military an... 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

International Smelting & Refining Company, Tooele Smelter, State Route 178, Tooele, Tooele County, UT

International Smelting & Refining Company, Tooele Smelter, State Route...

Significance: The International Smelting and Refining Company, a subsidiary of the Anaconda Company, began construction of a copper smelting 9 December 1908. On 25 July 1910 the first fire was kindled by the St... More

International Smelting & Refining Company, Tooele Smelter, State Route 178, Tooele, Tooele County, UT

International Smelting & Refining Company, Tooele Smelter, State Route...

Significance: The International Smelting and Refining Company, a subsidiary of the Anaconda Company, began construction of a copper smelting 9 December 1908. On 25 July 1910 the first fire was kindled by the St... More

International Smelting & Refining Company, Tooele Smelter, State Route 178, Tooele, Tooele County, UT

International Smelting & Refining Company, Tooele Smelter, State Route...

Significance: The International Smelting and Refining Company, a subsidiary of the Anaconda Company, began construction of a copper smelting 9 December 1908. On 25 July 1910 the first fire was kindled by the St... More

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

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

Bureau of Mines Boulder City Experimental Station, Oil & Paint Storage Building, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Boulder City Experimental Station, Oil & Paint Storage...

Significance: Building 900, as part of the Date Street Complex, was part of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such it is within the designated Boulder City ... More

Watertown Arsenal, Building No. 292, Welch Avenue, Watertown, Middlesex County, MA

Watertown Arsenal, Building No. 292, Welch Avenue, Watertown, Middlese...

Significance: The significance of Building No. 292 lies in the fact that its changing use from an industrial storehouse to a modern laboratory provides a physical illustration of the changing mission of Waterto... 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

Connellsville Coal & Coke Region, Connellsville, Fayette County, PA

Connellsville Coal & Coke Region, Connellsville, Fayette County, PA

See also HAER PA-259 for related documentation. Includes photographs & written data. Significance: Considered among the world's richest mineral deposits, the Pittsburgh seam of coal underlying portions of Fayet... More

Hight & MacMurphy Foundry, 636 Eleventh Street, Augusta, Richmond County, GA

Hight & MacMurphy Foundry, 636 Eleventh Street, Augusta, Richmond Coun...

Significance: This foundry and machine works was the third such operation to be established on the second level of the Augusta Canal. It gradually grew in size under several different proprietors until George ... More

Bureau of Mines Boulder City Experimental Station, Administration Offices & Laboratory Building, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Boulder City Experimental Station, Administration Offi...

Significance: Building 100, as part of the Date Street Complex, was part of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Boulder City... More

Rock Island Arsenal, Building No. 66, Rodman Avenue between Third & Fourth Streets, Rock Island, Rock Island County, IL

Rock Island Arsenal, Building No. 66, Rodman Avenue between Third & Fo...

Significance: After taking command of Rock Island Arsenal in 1865, General Thomas Jefferson Rodman devised a master plan for the installation calling for the construction of ten large, Greek Revival, manufactur... More

Rock Island Arsenal, Building No. 66, Rodman Avenue between Third & Fourth Streets, Rock Island, Rock Island County, IL

Rock Island Arsenal, Building No. 66, Rodman Avenue between Third & Fo...

Significance: After taking command of Rock Island Arsenal in 1865, General Thomas Jefferson Rodman devised a master plan for the installation calling for the construction of ten large, Greek Revival, manufactur... More

Watertown Arsenal, Building No. 37, Arsenal Street, Watertown, Middlesex County, MA

Watertown Arsenal, Building No. 37, Arsenal Street, Watertown, Middles...

Significance: Building No. 37, the West Timber Storehouse, is the earliest building on the present AMTL property and was integral to the industrial development of the Watertown Arsenal after 1850. It was origi... More

Wyman-Gordon Company, Grafton Plant, 50000 Ton Press, 244 Worcester Street, Grafton, Worcester County, MA

Wyman-Gordon Company, Grafton Plant, 50000 Ton Press, 244 Worcester St...

Significance: The Wyman-Gordan Forging Press, along with a similar press owned by the Alcoa Company of Cleveland, Ohio, represents the culmination of many years' attempts to build heavy presses. Motivated by C... More

Wyman-Gordon Company, Grafton Plant, 50000 Ton Press, 244 Worcester Street, Grafton, Worcester County, MA

Wyman-Gordon Company, Grafton Plant, 50000 Ton Press, 244 Worcester St...

Significance: The Wyman-Gordan Forging Press, along with a similar press owned by the Alcoa Company of Cleveland, Ohio, represents the culmination of many years' attempts to build heavy presses. Motivated by C... More

Rock Island Arsenal, Building No. 251, Gillespie Avenue & Ramsey Street, Rock Island, Rock Island County, IL

Rock Island Arsenal, Building No. 251, Gillespie Avenue & Ramsey Stree...

Significance: Situated in a manufacturing area southwest of the Greek Revival stone shops on Rodman Avenue, the TNT Building was constructed in 1917-1918 as part of an artillery shell production complex. The b... More

Rock Island Arsenal, Building No. 251, Gillespie Avenue & Ramsey Street, Rock Island, Rock Island County, IL

Rock Island Arsenal, Building No. 251, Gillespie Avenue & Ramsey Stree...

Significance: Situated in a manufacturing area southwest of the Greek Revival stone shops on Rodman Avenue, the TNT Building was constructed in 1917-1918 as part of an artillery shell production complex. The b... More

Rock Island Arsenal, Building No. 251, Gillespie Avenue & Ramsey Street, Rock Island, Rock Island County, IL

Rock Island Arsenal, Building No. 251, Gillespie Avenue & Ramsey Stree...

Significance: Situated in a manufacturing area southwest of the Greek Revival stone shops on Rodman Avenue, the TNT Building was constructed in 1917-1918 as part of an artillery shell production complex. The b... More

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

Bureau of Mines Boulder City Experimental Station, Titanium Developmen...

Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.

International Smelting & Refining Company, Tooele Smelter, Reverberatory, Converter & Casting Building, State Route 178, Tooele, Tooele County, UT

International Smelting & Refining Company, Tooele Smelter, Reverberato...

Picryl description: Public domain image of a construction site, industrial or commercial building, free to use, no copyright restrictions.

International Smelting & Refining Company, Tooele Smelter, Reverberatory, Converter & Casting Building, State Route 178, Tooele, Tooele County, UT

International Smelting & Refining Company, Tooele Smelter, Reverberato...

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

International Smelting & Refining Company, Tooele Smelter, Powerhouse, State Route 178, Tooele, Tooele County, UT

International Smelting & Refining Company, Tooele Smelter, Powerhouse,...

Significance: Included in the construction of the International Smelting and Refining Company's Tooele Smelter was its own powerhouse. Except for minor modifications, the power plant remained the same up until ... More

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

Bureau of Mines Boulder City Experimental Station, Titanium Research B...

Significance: Building 400, 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 Metallurgical Research Laboratory, Original Building, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Metallurgical Research Laboratory, Original Building, ...

Significance: Building 200, as part of the Date Street Complex, was part of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Boulder City... More

Midwest Steel & Iron Works Company, 25 Larimer Street, Denver, Denver County, CO

Midwest Steel & Iron Works Company, 25 Larimer Street, Denver, Denver ...

Significance: The company is one of Denver's oldest and largest metal fabricators. Since the late 19th century Midwest had produced structural and ornamental components for buildings and engineering structures ... More

Midwest Steel & Iron Works Company, 25 Larimer Street, Denver, Denver County, CO

Midwest Steel & Iron Works Company, 25 Larimer Street, Denver, Denver ...

Significance: The company is one of Denver's oldest and largest metal fabricators. Since the late 19th century Midwest had produced structural and ornamental components for buildings and engineering structures ... More

Midwest Steel & Iron Works Company, 25 Larimer Street, Denver, Denver County, CO

Midwest Steel & Iron Works Company, 25 Larimer Street, Denver, Denver ...

Significance: The company is one of Denver's oldest and largest metal fabricators. Since the late 19th century Midwest had produced structural and ornamental components for buildings and engineering structures ... More

Midwest Steel & Iron Works Company, 25 Larimer Street, Denver, Denver County, CO

Midwest Steel & Iron Works Company, 25 Larimer Street, Denver, Denver ...

Significance: The company is one of Denver's oldest and largest metal fabricators. Since the late 19th century Midwest had produced structural and ornamental components for buildings and engineering structures ... More

General Dynamics Corporation Shipyard, Joiner & Sheet Metal Shops, 97 East Howard Street, Quincy, Norfolk County, MA

General Dynamics Corporation Shipyard, Joiner & Sheet Metal Shops, 97 ...

Significance: Constructed in 1916 and enlarged in 1929 and 1939, the Joiner and Sheet Metal Shops is significant as the location of important components of the shipbuilding design and fabrication processes at t... More

Wyman-Gordon Company, Grafton Plant, 244 Worcester Street, Grafton, Worcester County, MA

Wyman-Gordon Company, Grafton Plant, 244 Worcester Street, Grafton, Wo...

Survey number: HAER MA-82 Public domain photograph - historical image of Massachusetts, United States, free to use, no copyright restrictions image - Picryl description

Butte Historic District, Bounded by Copper, Arizona, Mercury & Continental Streets, Butte, Silver Bow County, MT

Butte Historic District, Bounded by Copper, Arizona, Mercury & Contine...

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

Butte Historic District, Bounded by Copper, Arizona, Mercury & Continental Streets, Butte, Silver Bow County, MT

Butte Historic District, Bounded by Copper, Arizona, Mercury & Contine...

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

Butte Historic District, Bounded by Copper, Arizona, Mercury & Continental Streets, Butte, Silver Bow County, MT

Butte Historic District, Bounded by Copper, Arizona, Mercury & Contine...

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

Butte Historic District, Bounded by Copper, Arizona, Mercury & Continental Streets, Butte, Silver Bow County, MT

Butte Historic District, Bounded by Copper, Arizona, Mercury & Contine...

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

Butte Historic District, Bounded by Copper, Arizona, Mercury & Continental Streets, Butte, Silver Bow County, MT

Butte Historic District, Bounded by Copper, Arizona, Mercury & Contine...

Picryl description: Public domain image of a historical building, landmark architecture, world heritage, free to use, no copyright restrictions.

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Quincy Mining Company, Hancock, Houghton County, MI

Quincy Mining Company, Hancock, Houghton County, MI

Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More

Donovan's Mill, Silver City, Lyon County, NV

Donovan's Mill, Silver City, Lyon County, NV

Significance: The Donovan Mill was the first cyanide process mill established on the Comstock, and opened the way for the great technological revolution in metallurgy. Unprocessed Field note material exists fo... More

Donovan's Mill, Silver City, Lyon County, NV

Donovan's Mill, Silver City, Lyon County, NV

Significance: The Donovan Mill was the first cyanide process mill established on the Comstock, and opened the way for the great technological revolution in metallurgy. Unprocessed Field note material exists fo... More

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-second Street, Birmingham, Jefferson County, AL

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-sec...

STORED OFF SITE AND ON SITE. mchr Significance: The Sloss Company's city furnaces, built in what is now the center of Birmingham, Alabama, in 1881-1882, produced pig iron for the foundry market until their clos... More

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-second Street, Birmingham, Jefferson County, AL

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-sec...

STORED OFF SITE AND ON SITE. mchr Significance: The Sloss Company's city furnaces, built in what is now the center of Birmingham, Alabama, in 1881-1882, produced pig iron for the foundry market until their clos... More

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-second Street, Birmingham, Jefferson County, AL

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-sec...

STORED OFF SITE AND ON SITE. mchr Significance: The Sloss Company's city furnaces, built in what is now the center of Birmingham, Alabama, in 1881-1882, produced pig iron for the foundry market until their clos... More

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-second Street, Birmingham, Jefferson County, AL

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-sec...

STORED OFF SITE AND ON SITE. mchr Significance: The Sloss Company's city furnaces, built in what is now the center of Birmingham, Alabama, in 1881-1882, produced pig iron for the foundry market until their clos... More

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-second Street, Birmingham, Jefferson County, AL

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-sec...

STORED OFF SITE AND ON SITE. mchr Significance: The Sloss Company's city furnaces, built in what is now the center of Birmingham, Alabama, in 1881-1882, produced pig iron for the foundry market until their clos... More

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-second Street, Birmingham, Jefferson County, AL

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-sec...

STORED OFF SITE AND ON SITE. mchr Significance: The Sloss Company's city furnaces, built in what is now the center of Birmingham, Alabama, in 1881-1882, produced pig iron for the foundry market until their clos... More

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-second Street, Birmingham, Jefferson County, AL

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-sec...

STORED OFF SITE AND ON SITE. mchr Significance: The Sloss Company's city furnaces, built in what is now the center of Birmingham, Alabama, in 1881-1882, produced pig iron for the foundry market until their clos... More

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-second Street, Birmingham, Jefferson County, AL

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-sec...

STORED OFF SITE AND ON SITE. mchr Significance: The Sloss Company's city furnaces, built in what is now the center of Birmingham, Alabama, in 1881-1882, produced pig iron for the foundry market until their clos... More

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-second Street, Birmingham, Jefferson County, AL

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-sec...

STORED OFF SITE AND ON SITE. mchr Significance: The Sloss Company's city furnaces, built in what is now the center of Birmingham, Alabama, in 1881-1882, produced pig iron for the foundry market until their clos... More

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-second Street, Birmingham, Jefferson County, AL

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-sec...

STORED OFF SITE AND ON SITE. mchr Significance: The Sloss Company's city furnaces, built in what is now the center of Birmingham, Alabama, in 1881-1882, produced pig iron for the foundry market until their clos... More

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-second Street, Birmingham, Jefferson County, AL

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-sec...

STORED OFF SITE AND ON SITE. mchr Significance: The Sloss Company's city furnaces, built in what is now the center of Birmingham, Alabama, in 1881-1882, produced pig iron for the foundry market until their clos... More

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-second Street, Birmingham, Jefferson County, AL

Sloss-Sheffield Steel & Iron, First Avenue North Viaduct at Thirty-sec...

STORED OFF SITE AND ON SITE. mchr Significance: The Sloss Company's city furnaces, built in what is now the center of Birmingham, Alabama, in 1881-1882, produced pig iron for the foundry market until their clos... More

Detroit Arsenal, 6501 East Eleven Mile Road, Warren, Macomb County, MI

Detroit Arsenal, 6501 East Eleven Mile Road, Warren, Macomb County, MI

Significance: Having been constructed by the Chrysler Corporation in 1940, Detroit Arsenal contains one of America's foremost World War II manufacturing plants. An important example of industrial design, by wa... More

Detroit Arsenal, 6501 East Eleven Mile Road, Warren, Macomb County, MI

Detroit Arsenal, 6501 East Eleven Mile Road, Warren, Macomb County, MI

Significance: Having been constructed by the Chrysler Corporation in 1940, Detroit Arsenal contains one of America's foremost World War II manufacturing plants. An important example of industrial design, by wa... More

Detroit Arsenal, 6501 East Eleven Mile Road, Warren, Macomb County, MI

Detroit Arsenal, 6501 East Eleven Mile Road, Warren, Macomb County, MI

Significance: Having been constructed by the Chrysler Corporation in 1940, Detroit Arsenal contains one of America's foremost World War II manufacturing plants. An important example of industrial design, by wa... More

Detroit Arsenal, 6501 East Eleven Mile Road, Warren, Macomb County, MI

Detroit Arsenal, 6501 East Eleven Mile Road, Warren, Macomb County, MI

Significance: Having been constructed by the Chrysler Corporation in 1940, Detroit Arsenal contains one of America's foremost World War II manufacturing plants. An important example of industrial design, by wa... More

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

Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...

Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More

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

Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...

Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More

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

Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...

Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More

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

Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...

Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More

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

Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...

Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More

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