Coal Resources of Allegheny County, Pennsylvania: Coal crop lines, mined-out areas, and structure contours
Author :
Publisher :
Page : 156 pages
File Size : 17,69 MB
Release : 1985
Category : Coal
ISBN :
Coal Resources of Greene County, Pennsylvania
Author :
Publisher :
Page : 148 pages
File Size : 33,2 MB
Release : 1984
Category : Coal
ISBN :
Book Description
Coal Resources of Allegheny County, Pennsylvania
Author :
Publisher :
Page : 148 pages
File Size : 15,64 MB
Release : 1985
Category : Coal
ISBN :
Book Description
Coal Resources of Westmoreland County, Pennsylvania: Coal crop lines, mined-out areas, and structure contours
Author :
Publisher :
Page : 256 pages
File Size : 13,51 MB
Release : 1988
Category : Coal
ISBN :
Book Description
Coal Resources of Washington County, Pennsylvania: Coal crop lines, mined-out areas, and structure contours
Author :
Publisher :
Page : 212 pages
File Size : 36,34 MB
Release : 1987
Category : Coal
ISBN :
Book Description
Coal Crop Lines, Mined-out Areas, and Structure Contours
Author :
Publisher :
Page : 188 pages
File Size : 28,85 MB
Release : 1985
Category : Coal
ISBN :
Book Description
Mineral Resource Report
Author :
Publisher :
Page : 270 pages
File Size : 21,85 MB
Release : 1988
Category : Geology
ISBN :
Book Description
Coal Resources of Butler County, Pennsylvania: Coal crop lines, mined-out areas, and structure contours
Author :
Publisher :
Page : 236 pages
File Size : 45,7 MB
Release : 1985
Category : Coal
ISBN :
Book Description
Coal Resources of Clarion County, Pennsylvania: Coal crop lines, mined-out area, and structure contours
Author :
Publisher :
Page : 252 pages
File Size : 40,4 MB
Release : 1987
Category : Bituminous coal
ISBN :
Book Description
Coal Resources of Washington County, Pennsylvania: Coal crop lines, mined-out areas, and structure contours
Author :
Publisher :
Page : 202 pages
File Size : 30,49 MB
Release : 1987
Category : Bituminous coal
ISBN :
