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Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Oil House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Oil House, Clay Spur Siding on Burli...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Butler Storage, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Butler Storage, Clay Spur Siding on ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Office, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Office, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Office, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Office, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY
Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlin...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Garage-Machine Shop, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Garage-Machine Shop, Clay Spur Sidin...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling (2 Unit), Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling (2 Unit), Clay Spur Siding ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Stable, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Stable, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Bur...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Office, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Office, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Clay Spur Siding on Burlington North...

Picryl description: Public domain image of a gas station, convenience store, 20th-century small town, free to use, no copyright restrictions.

Clay Spur Bentonite Plant & Camp, Garage, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Garage, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Laboratory, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Laboratory, Clay Spur Siding on Burl...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Bath House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Bath House, Clay Spur Siding on Burl...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Stable, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Stable, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Garage-Machine Shop, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Garage-Machine Shop, Clay Spur Sidin...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlin...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling (1 Unit), Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling (1 Unit), Clay Spur Siding ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Outbuilding, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Outbuilding, Clay Spur Siding on Bur...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Oil House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Oil House, Clay Spur Siding on Burli...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Garage, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Garage, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Bur...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Water Tower, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Water Tower, Clay Spur Siding on Bur...

Public domain image of a romantic landscape with windmill, Netherlands, 16th-17th century artwork, free to use, no copyright restrictions - Picryl description

Clay Spur Bentonite Plant & Camp, Dwelling (2 Unit), Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling (2 Unit), Clay Spur Siding ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Bath House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Bath House, Clay Spur Siding on Burl...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Cooler, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Cooler, Clay Spur Siding on Burlingt...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite, Garage-Storage, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite, Garage-Storage, Clay Spur Siding on Burlington No...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling (1 Unit), Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling (1 Unit), Clay Spur Siding ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Laboratory, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Laboratory, Clay Spur Siding on Burl...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Bunkhouses, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Bunkhouses, Clay Spur Siding on Burl...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Water Tower, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Water Tower, Clay Spur Siding on Bur...

Public domain photo of lighthouse, sea shore, seascape, free to use, no copyright restrictions image - Picryl description.

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Bunkhouses, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Bunkhouses, Clay Spur Siding on Burl...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Bur...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Clay Spur Siding on Burlington North...

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

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Refining Mill, Clay Spur Siding on B...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlin...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Power Plant-Machine Shop, Clay Spur ...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Dwelling, Clay Spur Siding on Burlin...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Burlington Northern Railroad, Osage, Weston County, WY

Clay Spur Bentonite Plant & Camp, Scale House, Clay Spur Siding on Bur...

Significance: The Clay Spur Bentonite Plant and Camp is associated with the early 20th century bentonite mining industry in Wyoming and the United States. The Clay Spur Bentonite District was the center of the... More