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Allegheny Alton coal anticlinal average axis Black slate Blue slate bottom Bradford brook brown Catskill character Chemung Clarion clay Clermont coal coal basin coal bed coal measures column containing Crossing Dark depth determined district drift drill hole east elevation estimated fact farm feet Fireclay flaggy flow formation geological gray sand Gray slate Green Hamlin hard height Hill interval iron Johnson run Junction Kinzua creek known Lafayette lies limestone locality located lower Marshburg McKean micaceous middle mile mined Norwich obtained oil sand OLEAN CONGLOMERATE Olive opening outcrop pebbles Plate Pocono position Pottsville productive record Red shale reported representative river road rock sandrock sandstone seconds seems shaft shell Smethport Soft soil station stone strata summit thickness tion township upper valley Vein vicinity White Wilcox
Seite iii - ARIO PARDEE, ---------- Hazleton. WILLIAM A. INGHAM, Philadelphia. HENRY S. ECKERT, Reading. HENRY McCoRMiCK, Harrisburg. JAMES MACFARLANE, Towanda. JOHN B. PEARSE, - - - Philadelphia. JOSEPH WILLCOX, Philadelphia.
Seite iii - JOSEPH WILLCOX, Philadelphia. Hon. DANIEL J. MORRELL, - Johnstown. Louis W. HALL, --------- Harrisburg. SAMUEL Q. BROWN, - - Pleasantville. SECRETARY OF THE BOARD. WILLIAM A. INGHAM, ------- Philadelphia. STATE GEOLOGIST. PETER LESLEY, Philadelphia.
Seite 157 - ... one hundred feet in the air, and again retiring within the bowels, of the earth to acquire fresh power for a new effort. This phenomenon is called 'blowing,' and is very troublesome and vexatious to the manufacturer.
Seite 157 - The water now flows into the well till the pressure of gas in its reservoir has increased to such an extent that it thrusts out of the hole the larger column of water to a height of from 85 to 115 feet. The smaller column of water is probably produced by the gas coming from the smaller vein at 1200 feet depth, while the larger column is thrown up by the gas coming from the greater vein at a depth of 1600 feet. But, of course, neither the one nor the other column is produced by either of the gas veins...