Coal resources of Butler County, Pennsylvania /

Coal resources of Cambria and Blair Counties, Pennsylvania /
Published: (1990)

The economic geology of the Upper Freeport coal in northeastern Greene county, Pennsylvania /
by: Skema, V. W. (Viktoras W.)
Published: (1982)

Coal resources of Indiana County, Pennsylvania /
by: Bragonier, William A.
Published: (1996)

Soil survey of Butler County, Pennsylvania /
by: Smith, Robert V., 1928-
Published: (1989)

Summary, ground-water resources of Butler County, Pennsylvania /
by: Poth, Charles W.
Published: (1973)

Coal resources of Greene County, Pennsylvania /
by: Dodge, Clifford H.
Published: (1984)

Map showing landslides and areas most susceptible to landsliding, Butler County, Pennsylvania /
by: Pomeroy, John S., 1929-
Published: (1978)

Butler VA Health Care System ... annual report.

Landscape consequences of natural gas extraction in Beaver and Butler Counties, Pennsylvania, 2004-2010 /
by: Roig-Silva, C. M.
Published: (2013)

Bituminous coal fields of Pennsylvania.
Published: (1925)

Petrography of coal in the Houtzdale quadrangle : Clearfield County, Pennsylvania /
by: Koppe, Edwin F.
Published: (1967)

The economic geology of the Upper Freeport coal in the New Stanton area of Westmoreland County, Pennsylvania : a model for coal exploration /
by: Sholes, Mark A.
Published: (1979)

Bituminous coal losses and mining methods in Pennsylvania : including thickness, character, and reserves of coal /
by: Sisler, James D. (James Donaldson), 1894-
Published: (1924)

Coal for the 70's : a Pennsylvania action conference, April 24, 1974, Harrisburg, Pennsylvania : conference proceedings, task force reports, background data.
Published: (1974)

Flood insurance study.
Published: (1978)

Coal resources of Lawrence County, Pennsylvania /
by: Van Lieu, J. A., et al.
Published: (1964)

Geology and coal resources of the Foster Creek coal deposit, eastern Montana /
by: Gilmour, Ernest H.
Published: (1969)

Flood insurance study.
Published: (1977)

Two reports on the coal lands, mines and improvements of the Dauphin and Susquehanna Coal Company, and of the geological examinations, present condition and prospects of the Stony Creek Coal Estate : in the townships of Jackson, Rush, and Middle Paxtang, in the county of Dauphin, and of East Hanover township, in the county of Lebanon, Pennsylvania : with an appendix, containing numerous tables and statistical information, and various maps, sections, and diagrams, chiefly in illustration of coal and iron /
by: Taylor, Richard C. (Richard Cowling), 1789-1851
Published: (1840)

Oil and gas in Butler County, Kentucky /
by: Schwalb, Howard R.
Published: (1975)

Geology and coal resources of the Livingston coal field, Gallatin and Park Counties, Montana /
by: Roberts, Albert Eugene, 1921-
Published: (1966)

Coal resources of Beaver County, Pennsylvania /
by: Patterson, E. D. (Elmer Davisson)
Published: (1963)

Geologic and coal-bed map of Clarion County, Pennsylvania /
by: Patterson, E. D. (Elmer Davisson)
Published: (1972)

Reports upon the West Hazleton and Cattawissa Falls, and the East Mahanoy coal and iron estates : situate in Luzerne and Schuylkill counties, Pa., containing eleven thousand acres, extending eight miles from north to south, and crossing the Mahanoy, the Beaver Meadow and summit, the Hazleton and the Black Creek coal fields /
by: Roberts, William F.
Published: (1846)

Magnetics Division of Spang & Company, Butler, Pennsylvania.
Published: (1994)

Geologic maps of anthracite-bearing rocks in the west-central part of the southern anthracite field, Pennsylvania, western area /
by: Wood, Gordon H. (Gordon Harry), 1919-
Published: (1968)

Geologic map of anthracite-bearing rocks in the north part of the Orwigsburg quadrangle, Schuylkill County, Pennsylvania /
by: Wood, Gordon H. (Gordon Harry), 1919-
Published: (1972)

The Pittsburgh coal bed ; its early history and development /
by: Eavenson, Howard Nicholas, 1873-1953
Published: (1938)

Coal resources of Clarion County, Pennsylvania /
by: Glover, Albert D.
Published: (1987)

Coal resources of Washington County, Pennsylvania /
by: Skema, Viktoras W.
Published: (1987)

Preliminary report: strippable coal resources, McCone County, Montana /
by: Matson, Robert E.
Published: (1970)

Argument of Franklin B. Gowen, esq. before the joint committee of the Legislature of Pennsylvania : appointed to inquire into the affairs of the Philadelphia and Reading Coal and Iron Company and the Philadelphia and Reading Railroad Company, at Atlantic City, New Jersey, July 29th and 30th, 1875 /
Published: (1875)

Geologic map of Butler County, Alabama /
by: Reed, Philip C., et al.
Published: (1967)

Reducing hazards in underground coal mines through the recognition and delineation of coalbed discontinuities caused by ancient channel processes /
by: Kertis, Carla A.
Published: (1985)

Strippable coal deposits on State land, Powder River County, Montana /
by: Matson, Robert E.
Published: (1968)

Geologic maps of anthracite-bearing rocks in the west-central part of the southern anthracite field, Pennsylvania, eastern area /
by: Wood, Gordon H. (Gordon Harry), 1919-
Published: (1968)