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1st sand 1st SS 2d SS 2dSS 3d sand 3d SS 3dSS 4th SS Allegheny river Authority barrels per day bbls Big Brokenstraw bottom Bradford Cherry Grove coal Concealed Conductor Conewango creek Conewango township corner dark drilled drillers Drive pipe east elevation Elk township Erie F. A. Randall farm Forest county geological Glade township gray sand Gray slate Hard gray hard shells hill hole horizon Irvineton Kinzua Kinzua township massive McKean county miles Mountain sand mouth above ocean mud vein North Warren north-east ocean in feet oil rock oil sand oil show Olean conglomerate Production Red rock Red shale reported road salt water sand shells sandrock sandstone sandy shale shale shaly Sheffield show of oil slate and sand Slate and shells Soapstone south-east south-west Spec streams sub-Olean summit surface thick Third sand Tidioute Tionesta tract valley Venango county Warren county white sand
445 ページ - Other Reports of the Survey are in the hands of the printer, and will soon be published. The sale of copies is conducted according to Section 10 of the Act, which reads as follows : * * * " Copies of the Reports, with all maps and supplements, shall be donated to all public libraries, universities, and colleges in the State, and shall be furnished at cost of publication to all other applicants for them.
442 ページ - REPORT OF PROGRESS, 1881. THE GEOLOGY OF PIKE AND MONROE COUNTIES. By IC White. 8 vo., pp. 407. Illustrated with colored Geological county maps, a map of glacial scratches, and 7 small sections. Also special surveys of the DELAWARE AND LEHIGH WATER GAPS. By HM Chance, with 2 contoured maps of Water Gaps, and 6 detailed sections. Price, $1 15; postage, ?0 15.
444 ページ - RIVER VALLEY IN FAYETTE AND WESTMORELAND COUNTIES. with Geological Notes of the Coal and Iron Ore Beds, from Surveys, by Charles A. Young; by Franklin Platt. To which are appended: I. A Report on Methods of Coking, by John Fulton. II. A Report on the use of Natural Gas in the Iron Manufacture, by John B. Pearse, Franklin Platt, and Professor Sadtler.
442 ページ - REPORT OF PROGRESS IN THE CAMBRIA AND SOMERSET DISTRICT OF THE BITUMINOUS COAL FIELDS of Western Pennsylvania — 1875. By F. and WG Platt. Pp. 194, illustrated...
442 ページ - 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, $0 48 ; postage, $0 12.
443 ページ - Geology of the OIL REGIONS OF WARREN, VENANGO, CLARION, AND BUTLER COUNTIES, including surveys of the GARLAND and PANAMA CONGLOMERATES in Warren and Crawford counties, and in Chautauqua county.
443 ページ - 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 XortlKwestern 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.
443 ページ - 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.
444 ページ - 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— 1875.
442 ページ - REPORT OF PROGRESS. Part I. GEOLOGY OF CLINTON COUNTY. Part II. A special study of the CARBONIFEROUS and DEVONIAN STRATA along the West Branch of Susquehanna River. By H. Martyn Chance. Included in this report is a description of the RENOVO COAL BASIN, by Chas.