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1898 - Coalmininghistorypa.org

1898 - Coalmininghistorypa.org

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No. 11. THIRD BITUMINOUS DISTRICT. 353JMiziKH' luiiic had a sutlicient (inantUy of air iu circnlatiou. Muchof the ail- was losi lluoii^h k^akaj^'e before it reached the face of theworkings. Tlie total volume of aii- was being conveyed to the worklagsin two separate ciirients, whereas one current would ha\'ebeen more ehectiv*'. Owing to the leakage of the air I found it weakat some of the inner workings. The drainage at one point was defective.This defect would be remedied forthwith.The Stage nun

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