. Official proceedings . ple perday^at a rope speed of 80 feet per minute, the cars being at-tached to the rope in pairs by means of a screw clamp. ^^^-:t:r,:- PlttsbBtjh Coal Co. Banning Mln« No£ :MR. p. Y. COX: This is a miner of the old type work-ing with a pick. The modern mining machine does away w^iththis man and instead of undercutting with a hand pick it cutsunder the coal about four inches high and to a depth of sevenfeet in some mines, depending on the height of the coal, andeach cut in turn is about four inches wide. Coal: Origin. Formation. ATethods of Mining. 349 PRESIDEXT: Is thi
. Official proceedings . ple perday^at a rope speed of 80 feet per minute, the cars being at-tached to the rope in pairs by means of a screw clamp. ^^^-:t:r,:- PlttsbBtjh Coal Co. Banning Mln« No£ :MR. p. Y. COX: This is a miner of the old type work-ing with a pick. The modern mining machine does away w^iththis man and instead of undercutting with a hand pick it cutsunder the coal about four inches high and to a depth of sevenfeet in some mines, depending on the height of the coal, andeach cut in turn is about four inches wide. Coal: Origin. Formation. ATethods of Mining. 349 PRESIDEXT: Is this hand iiKthod employed now to anyextent ? MR. P. Y. COX : This method is worked at the presentday in some places where the ojicration is dangerous, and espe-cially in drawing the ribs. Machines have been tried in somecases, but it interferes. In drawing the ribs and dangerousplaces under the roof the old style has to be employed yet. PRESIDEXT : We will now continue our voyage a littlesouthwest to the First Pool 350 Proceedings Railway Club of Pittsburgh. MR. P. Y. COX: This is a mine on the B. & O. R. a place called Willock. It is a model mine in every seam of coal is about the same as the other. The heightruns 5 8 or 9. It is considered the best coal probably aroundthe Pittsburgh district. The output is about 1500 to 1800 tons-run of mine coal per day.
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