Search Constraints

You searched for: Medium print Remove constraint Medium: print Topical Subjects Bituminous coal industry. Remove constraint Topical Subjects: Bituminous coal industry.
Number of results to display per page

Search Results

"The miner is using a compressed-air drill to drive a hole in the lower edge of the working face of the coal vein."
'Water Barrel Battles were one of the chief attractions of the 1969 Bituminous Show festivities last week. Here the top team battles for the championship.'