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BrowseAll > 1920s > 1927 > Montana   Showing 1 to 5 of 5 results

 
Men clearing boulders and debris while constructing the "Going-to-the-Sun" road in Glacier National Park

A crew of workmen throw rocks and stones over a cliff during construction of the "Going-to-the-Sun" road in Glacier National Park. A construction engineer and a National Park Ranger stand nearby. A surveying instrument on a tripod is seen near the edge of the roadway. A small white dog walks near the work crew.

  • Location: Montana
Date: 1927
Duration: 2 sec
Sound: No
Color: Monochrome
Clip Type: Unedited
Language: None
 
 
Mine workers board man-cars at Butte in Montana.

Exteriors of a copper mine at Butte in Montana, USA. A shift of mine workers waits in queues to enter man-cars at the surface. Miners enter the cars ready to be lowered in the mine.

  • Location: Butte Montana
Date: 1927
Duration: 1 min 18 sec
Sound: No
Color: Monochrome
Clip Type: Edited
Language: English
 
 
Air pipes ventilates a drift inside a copper mine at Butte in Montana, USA.

View of ventilated drift inside a copper mine at Butte in Montana, USA. A canvas air pipe runs along the length of the drift. Timber blocks support the ceilings of the drift.

  • Location: Butte Montana
Date: 1927
Duration: 1 min 3 sec
Sound: No
Color: Monochrome
Clip Type: Edited
Language: English
 
 
Wet drilling technique implemented to drill a stope inside a copper mine in Butte, Montana.

A mine worker wet-drilling at a stope of a copper mine in Butte, Montana. Water is sprayed from drills onto stope walls that makes sludge of the cutting and prevents dust.

  • Location: Butte Montana
Date: 1927
Duration: 45 sec
Sound: No
Color: Monochrome
Clip Type: Edited
Language: English
 
 
Square set timbering shown in a copper mine

Square Set Timbering is seen inside a stope at a copper mine in Butte, Montana. Timber logs provide a support to the soft and broken rock adjoining the veins of the ore. Mine workers drill inside a stope. Timber placed in square set fashion can be seen.

  • Location: Butte Montana
Date: 1927
Duration: 39 sec
Sound: No
Color: Monochrome
Clip Type: Edited
Language: English
 

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