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George Washington Smith Farm, Scale House, Elk Fork Road, Ripley, Jackson County, WV

George Washington Smith Farm, Scale House, Elk Fork Road, Ripley, Jack...

Significance: The scale house is associated with cattle raising. Cattle were purchased by buyers moving through the area whose prices were based on weight. Thus, one expects that in a farming area one or two ... More

Fort Snelling Complex, Building No. 226, Minnehaha Avenue, Minneapolis, Hennepin County, MN

Fort Snelling Complex, Building No. 226, Minnehaha Avenue, Minneapolis...

Significance: Building 226 was historically significant to the development of the Fort Snelling military reservation prior to World War I. The structure served as a scale building to weigh supplies being recei... More

Fort Snelling Complex, Building No. 226, Minnehaha Avenue, Minneapolis, Hennepin County, MN

Fort Snelling Complex, Building No. 226, Minnehaha Avenue, Minneapolis...

Significance: Building 226 was historically significant to the development of the Fort Snelling military reservation prior to World War I. The structure served as a scale building to weigh supplies being recei... More

Fort Snelling Complex, Building No. 226, Minnehaha Avenue, Minneapolis, Hennepin County, MN

Fort Snelling Complex, Building No. 226, Minnehaha Avenue, Minneapolis...

Significance: Building 226 was historically significant to the development of the Fort Snelling military reservation prior to World War I. The structure served as a scale building to weigh supplies being recei... 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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, Edwards Air Force Base, Boron, Kern County, CA

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, ...

Unprocessed Field note material exists for this structure: N688 Survey number: HAER CA-163-N

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, Edwards Air Force Base, Boron, Kern County, CA

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, ...

Unprocessed Field note material exists for this structure: N688 Survey number: HAER CA-163-N

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, Edwards Air Force Base, Boron, Kern County, CA

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, ...

Unprocessed Field note material exists for this structure: N688 Survey number: HAER CA-163-N

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, Edwards Air Force Base, Boron, Kern County, CA

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, ...

Unprocessed Field note material exists for this structure: N688 Survey number: HAER CA-163-N

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, Edwards Air Force Base, Boron, Kern County, CA

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, ...

Unprocessed Field note material exists for this structure: N688 Survey number: HAER CA-163-N

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, Edwards Air Force Base, Boron, Kern County, CA

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, ...

Unprocessed Field note material exists for this structure: N688 Survey number: HAER CA-163-N

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, Edwards Air Force Base, Boron, Kern County, CA

Jet Propulsion Laboratory Edwards Facility, Weigh & Control Building, ...

Unprocessed Field note material exists for this structure: N688 Survey number: HAER CA-163-N

Wells Fargo & Company Building, Main & Washington Streets (Columbia State Historical Park), Columbia, Tuolumne County, CA

Wells Fargo & Company Building, Main & Washington Streets (Columbia St...

Unprocessed Field note material exists for this structure: FN-78 Survey number: HABS CA-174

Wells Fargo & Company Building, Main & Washington Streets (Columbia State Historical Park), Columbia, Tuolumne County, CA

Wells Fargo & Company Building, Main & Washington Streets (Columbia St...

Unprocessed Field note material exists for this structure: FN-78 Survey number: HABS CA-174

Wells Fargo & Company Building, Main & Washington Streets (Columbia State Historical Park), Columbia, Tuolumne County, CA

Wells Fargo & Company Building, Main & Washington Streets (Columbia St...

Unprocessed Field note material exists for this structure: FN-78 Survey number: HABS CA-174

Wells Fargo & Company Building, Main & Washington Streets (Columbia State Historical Park), Columbia, Tuolumne County, CA

Wells Fargo & Company Building, Main & Washington Streets (Columbia St...

Unprocessed Field note material exists for this structure: FN-78 Survey number: HABS CA-174

Wells Fargo & Company Building, Main & Washington Streets (Columbia State Historical Park), Columbia, Tuolumne County, CA

Wells Fargo & Company Building, Main & Washington Streets (Columbia St...

Unprocessed Field note material exists for this structure: FN-78 Survey number: HABS CA-174

Wells Fargo & Company Building, Main & Washington Streets (Columbia State Historical Park), Columbia, Tuolumne County, CA

Wells Fargo & Company Building, Main & Washington Streets (Columbia St...

Unprocessed Field note material exists for this structure: FN-78 Survey number: HABS CA-174

Wells Fargo & Company Building, Main & Washington Streets (Columbia State Historical Park), Columbia, Tuolumne County, CA

Wells Fargo & Company Building, Main & Washington Streets (Columbia St...

Unprocessed Field note material exists for this structure: FN-78 Survey number: HABS CA-174

Wells Fargo & Company Building, Main & Washington Streets (Columbia State Historical Park), Columbia, Tuolumne County, CA

Wells Fargo & Company Building, Main & Washington Streets (Columbia St...

Unprocessed Field note material exists for this structure: FN-78 Survey number: HABS CA-174

Wells Fargo & Company Building, Main & Washington Streets (Columbia State Historical Park), Columbia, Tuolumne County, CA

Wells Fargo & Company Building, Main & Washington Streets (Columbia St...

Unprocessed Field note material exists for this structure: FN-78 Survey number: HABS CA-174

Wells Fargo & Company Building, Main & Washington Streets (Columbia State Historical Park), Columbia, Tuolumne County, CA

Wells Fargo & Company Building, Main & Washington Streets (Columbia St...

Unprocessed Field note material exists for this structure: FN-78 Survey number: HABS CA-174

Wells Fargo & Company Building, Main & Washington Streets (Columbia State Historical Park), Columbia, Tuolumne County, CA

Wells Fargo & Company Building, Main & Washington Streets (Columbia St...

Unprocessed Field note material exists for this structure: FN-78 Survey number: HABS CA-174

Wells Fargo & Company Building, Main & Washington Streets (Columbia State Historical Park), Columbia, Tuolumne County, CA

Wells Fargo & Company Building, Main & Washington Streets (Columbia St...

Unprocessed Field note material exists for this structure: FN-78 Survey number: HABS CA-174

Wells Fargo & Company Building, Main & Washington Streets (Columbia State Historical Park), Columbia, Tuolumne County, CA

Wells Fargo & Company Building, Main & Washington Streets (Columbia St...

Unprocessed Field note material exists for this structure: FN-78 Survey number: HABS CA-174

Fitzsimons General Hospital, Laboratory Annex, Northwest Corner of East McCloskey Avenue & North Twelfth Street, Aurora, Adams County, CO

Fitzsimons General Hospital, Laboratory Annex, Northwest Corner of Eas...

Survey number: HABS CO-172-AN Building/structure dates: 1918 Initial Construction

Fitzsimons General Hospital, Laboratory Annex, Northwest Corner of East McCloskey Avenue & North Twelfth Street, Aurora, Adams County, CO

Fitzsimons General Hospital, Laboratory Annex, Northwest Corner of Eas...

Survey number: HABS CO-172-AN Building/structure dates: 1918 Initial Construction

Fitzsimons General Hospital, Laboratory Annex, Northwest Corner of East McCloskey Avenue & North Twelfth Street, Aurora, Adams County, CO

Fitzsimons General Hospital, Laboratory Annex, Northwest Corner of Eas...

Survey number: HABS CO-172-AN Building/structure dates: 1918 Initial Construction

Marvine Colliery, Heavy Rail Scales Office, West side Boulevard Avenue, between East Parker Street & Route 380, Scranton, Lackawanna County, PA

Marvine Colliery, Heavy Rail Scales Office, West side Boulevard Avenue...

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

Marvine Colliery, Heavy Rail Scales Office, West side Boulevard Avenue, between East Parker Street & Route 380, Scranton, Lackawanna County, PA

Marvine Colliery, Heavy Rail Scales Office, West side Boulevard Avenue...

Picryl description: Public domain image of a rural landscape with a watermill, water, decayed building, 18th, 19th century architecture, free to use, no copyright restrictions.

Marvine Colliery, Heavy Rail Scales Office, West side Boulevard Avenue, between East Parker Street & Route 380, Scranton, Lackawanna County, PA

Marvine Colliery, Heavy Rail Scales Office, West side Boulevard Avenue...

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

Marvine Colliery, Heavy Rail Scales Office, West side Boulevard Avenue, between East Parker Street & Route 380, Scranton, Lackawanna County, PA

Marvine Colliery, Heavy Rail Scales Office, West side Boulevard Avenue...

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

Marvine Colliery, Heavy Rail Scales Office, West side Boulevard Avenue, between East Parker Street & Route 380, Scranton, Lackawanna County, PA

Marvine Colliery, Heavy Rail Scales Office, West side Boulevard Avenue...

Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Armour & Company Building, 100 Harris Avenue, Providence, Providence County, RI

Armour & Company Building, 100 Harris Avenue, Providence, Providence C...

Significance: Constructed in 1943, during the final phase of development for the Provisions Warehouse Historic District, the Armour & Company Building is the only contributing building in the district that was ... More

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny County, PA

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny Coun...

Significance: Occupying a historic former tannery in a part of Pittsburgh, Pennsylvania once defined by the leather industry, the Pittsburgh Wool Company was the last operational wool pullery in the U.S. Unpro... More

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny County, PA

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny Coun...

Significance: Occupying a historic former tannery in a part of Pittsburgh, Pennsylvania once defined by the leather industry, the Pittsburgh Wool Company was the last operational wool pullery in the U.S. Unpro... More

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny County, PA

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny Coun...

Significance: Occupying a historic former tannery in a part of Pittsburgh, Pennsylvania once defined by the leather industry, the Pittsburgh Wool Company was the last operational wool pullery in the U.S. Unpro... More

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny County, PA

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny Coun...

Significance: Occupying a historic former tannery in a part of Pittsburgh, Pennsylvania once defined by the leather industry, the Pittsburgh Wool Company was the last operational wool pullery in the U.S. Unpro... More

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny County, PA

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny Coun...

Significance: Occupying a historic former tannery in a part of Pittsburgh, Pennsylvania once defined by the leather industry, the Pittsburgh Wool Company was the last operational wool pullery in the U.S. Unpro... More

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny County, PA

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny Coun...

Significance: Occupying a historic former tannery in a part of Pittsburgh, Pennsylvania once defined by the leather industry, the Pittsburgh Wool Company was the last operational wool pullery in the U.S. Unpro... More

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny County, PA

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny Coun...

Significance: Occupying a historic former tannery in a part of Pittsburgh, Pennsylvania once defined by the leather industry, the Pittsburgh Wool Company was the last operational wool pullery in the U.S. Unpro... More

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny County, PA

Pittsburgh Wool Company, 1230 River Avenue, Pittsburgh, Allegheny Coun...

Significance: Occupying a historic former tannery in a part of Pittsburgh, Pennsylvania once defined by the leather industry, the Pittsburgh Wool Company was the last operational wool pullery in the U.S. Unpro... More

Beierle Farm, Scale House, Hudson Road & Ninety-sixth Avenue, Denver, Denver County, CO

Beierle Farm, Scale House, Hudson Road & Ninety-sixth Avenue, Denver, ...

Significance: As a complex, the current Beierle Farm offers an example of the work process and flow of a wheat and grain farm and its methods of operation. In particular the grain bins and scale house offer exa... More

Beierle Farm, Scale House, Hudson Road & Ninety-sixth Avenue, Denver, Denver County, CO

Beierle Farm, Scale House, Hudson Road & Ninety-sixth Avenue, Denver, ...

Significance: As a complex, the current Beierle Farm offers an example of the work process and flow of a wheat and grain farm and its methods of operation. In particular the grain bins and scale house offer exa... More

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street & Mordecai Road, Philadelphia, Philadelphia County, PA

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street ...

Significance: This building, almost wholly rebuilt in 1939, reflects the continued development of Frankford Arsenal as the U.S. Army's principal supplier of ammunition, sights, and fire control instruments. S... More

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street & Mordecai Road, Philadelphia, Philadelphia County, PA

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street ...

Significance: This building, almost wholly rebuilt in 1939, reflects the continued development of Frankford Arsenal as the U.S. Army's principal supplier of ammunition, sights, and fire control instruments. S... More

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street & Mordecai Road, Philadelphia, Philadelphia County, PA

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street ...

Significance: This building, almost wholly rebuilt in 1939, reflects the continued development of Frankford Arsenal as the U.S. Army's principal supplier of ammunition, sights, and fire control instruments. S... More

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street & Mordecai Road, Philadelphia, Philadelphia County, PA

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street ...

Significance: This building, almost wholly rebuilt in 1939, reflects the continued development of Frankford Arsenal as the U.S. Army's principal supplier of ammunition, sights, and fire control instruments. S... More

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street & Mordecai Road, Philadelphia, Philadelphia County, PA

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street ...

Significance: This building, almost wholly rebuilt in 1939, reflects the continued development of Frankford Arsenal as the U.S. Army's principal supplier of ammunition, sights, and fire control instruments. S... More

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street & Mordecai Road, Philadelphia, Philadelphia County, PA

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street ...

Significance: This building, almost wholly rebuilt in 1939, reflects the continued development of Frankford Arsenal as the U.S. Army's principal supplier of ammunition, sights, and fire control instruments. S... More

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street & Mordecai Road, Philadelphia, Philadelphia County, PA

Frankford Arsenal, Building No. 29, Southeast corner of Mellon Street ...

Significance: This building, almost wholly rebuilt in 1939, reflects the continued development of Frankford Arsenal as the U.S. Army's principal supplier of ammunition, sights, and fire control instruments. S... More