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You searched for: Medium print Remove constraint Medium: print Topical Subjects Coal miners. Remove constraint Topical Subjects: Coal miners. Topical Subjects Coal Mines and Mining--Miners at Work. Remove constraint Topical Subjects: Coal Mines and Mining--Miners at Work. Topical Subjects Mine roof bolting. Remove constraint Topical Subjects: Mine roof bolting.
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Miner putting bolts into the roof of a mine for support.

1. Miner Roof Bolting

IDNO:
002945
Title:
Miner Roof Bolting
Description:
Miner putting bolts into the roof of a mine for support.
Miner putting bolts into the roof of a mine for support.

2. Miner Roof Bolting

IDNO:
002944
Title:
Miner Roof Bolting
Description:
Miner putting bolts into the roof of a mine for support.
Two miners work on putting in roof bolts in the Pittsburgh Seam. Timber jack used to hold the roof while bolting.

3. Miners Roof Bolting

IDNO:
002985
Title:
Miners Roof Bolting
Description:
Two miners work on putting in roof bolts in the Pittsburgh Seam. Timber jack used to hold the roof while bolting.
Two miners work with a Joy roof bolt drill at Jamison No. 9.

4. Joy Roof Bolt Drill at Jamison No. 9

IDNO:
003043
Title:
Joy Roof Bolt Drill at Jamison No. 9
Description:
Two miners work with a Joy roof bolt drill at Jamison No. 9.
Two miners put bolts in to the mine rood at Jamison No. 9.

5. Miners Roof Bolt Drilling in Jamison No. 9 Mine

IDNO:
002987
Title:
Miners Roof Bolt Drilling in Jamison No. 9 Mine
Description:
Two miners put bolts in to the mine rood at Jamison No. 9.
Miner putting bolts into the roof of a mine for support.

6. Miner Roof Bolting

IDNO:
002946
Title:
Miner Roof Bolting
Description:
Miner putting bolts into the roof of a mine for support.