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Two men with equipment putting up bolts to support the mine roof.

1. Miner Roof Bolting

IDNO:
002112
Title:
Miner Roof Bolting
Date:
1957/04/18
Description:
Two men with equipment putting up bolts to support the mine roof.
Picture drawn by Roger Zitko showing new face roof bolter on a continuous miner.

2. Drawing of New Face Roof Bolter on a Continuous Miner by Roger Zitko

IDNO:
001913
Title:
Drawing of New Face Roof Bolter on a Continuous Miner by Roger Zitko
Description:
Picture drawn by Roger Zitko showing new face roof bolter on a continuous miner.