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15 degrees 30 degrees A. S. McCreath anticlinal axis basin Bedford county Bedford township Broad Top brown hematite Carbonate Catskill Chemung Clair township Clearville Clinton concealed crest dipping eastward Dunning's east side easterly dip eastern Evitts Evitts mountain exposed exposures were found feet flaggy fold fork fossil fragments Fulton county further north gray half a mile Hamilton Hopewell inches Insoluble residue Juniata river Licking creek lime limestone Lower Helderberg lower Medina Mauch Chunk Medina mill mined nearly northward occurs Oriskany outcrop passes Phosphorus Pigeon Cove pits Pocono Pottsville quarried railroad reached red shales road leading rocks rods sandstone Sandy Savage Mountain School-house Scrub ridge seen shales shales are shown shows Sideling hill southward Spring stream Sulphur summit surface synclinal thence thickness Tonoloway township line Tussey mountain upper conglomerate valley Warrior ridge West Providence West Providence township west side westward Yellow creek yellow shales
Page 372 - REPORT OF PROGRESS IN THE BEAVER RIVER DISTRICT OF THE BITUMINOUS COAL FIELDS OF WESTERN PENNSYLVANIA. By IC White. Pp. 337, illustrated with 3 Geological maps of parts of Beaver, Butler, and Allegheny Counties, and 21 plates of vertical sections.
Page 371 - Armstrong, and Clarion Counties, by D. Jones Lucas : and also a Map and Profile of a line of levels along Slippery Rock Creek, by JP Lesley. 8 vo., pp. 122 ; 5 maps and sections, a plate and 5 cuts.
Page 372 - N. REPORT OF PROGRESS — 1875-6-7. Two HUNDRED TABLES OF ELEVATION ABOVE TIDE-LEVEL of the Railroad Stations, Summits and Tunnels; Canal Locks and Dams, River Riffles, etc., in and around Pennsylvania; with map; pp.
Page 371 - REPORT OF PROGRESS IN THE FAYETTE AND WESTMORELAND DISTRICT OF THE BITUMINOUS COAL FIELDS of Western Pennsylvania — 1876. By JJ Stevenson ; pp. 437, illustrated by 50 wood-cuts and 3 county maps, colored. Part I. Eastern Allegheny County, and Fayette and Westmoreland Counties, west from Chestnut Ridge. Price, $1 40; postage, $0 20. K>.
Page 371 - I, REPORT OF PROGRESS IN THE VENANGO COUNTY DISTRICT — 1874. By John F. Carll. With observations on the Geology around Warren, by FA Randall; and Notes on the Comparative Geology of North-eastern Ohio and Northwestern Pennsylvania, and Western New York, by JP Lesley. 8 vo., pp. 127, with 2 maps, a long section, and 7 cuts in the text. Price in paper, $0 60; postage, $0 05.
Page 373 - Parti. The Northern Townships of Butler county. Part II. A special survey made in 1875, along the Beaver and Shenango rivers, in BEAVER, LAWRENCE, and MERCER COUNTIES.
Page 370 - E. SPECIAL REPORT ON THE TRAP DYKES AND Azoic ROCKS OF SOUTHEASTERN PENNSYLVANIA — 1875. Part I, Historical Introduction. By T. Sterry Hunt. 8 vo., pp. 253. Price, $O 48 ; postage.
Page ix - 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. ASSISTANTS IN 1881. JOHN F. CARLL, geologist for the Oil regions; address Pleasantville, Venango county, Pa. J. SUTTON WALL, to report on the coal and collieries of the Monongahela region ; address Monongahela city, Pa. JJ STEVENSON, geologist for Bedford and Fulton...
Page 372 - REPORT OF PROGRESS IN 1877. The Geology of LAWRENCE COUNTY, to which is appended a Special Report on the CORRELATION OF THE COAL MEASURES in Western Pennsylvania and Eastern Ohio. 8 vo., pp. 336, with a colored Geological Map of the county, and 134 vertical sections. By IC White. Price, $0 70 ; postage, $0 15.