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You searched for: Personal Names Zitko, Roger. Remove constraint Personal Names: Zitko, Roger. Topical Subjects Coal Mines and Mining--Coal Displays. Remove constraint Topical Subjects: Coal Mines and Mining--Coal Displays. Topical Subjects Mining machinery. Remove constraint Topical Subjects: Mining machinery.
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Picture drawn by Roger Zitko showing new face roof bolter on a continuous miner.

1. 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.