Coal Resources of Allegheny County, Pennsylvania: Coal crop lines, mined-out areas, and structure contours
Author :
Publisher :
Page : 156 pages
File Size : 42,60 MB
Release : 1985
Category : Coal
ISBN :
Coal Resources of Greene County, Pennsylvania
Author :
Publisher :
Page : 148 pages
File Size : 19,40 MB
Release : 1984
Category : Coal
ISBN :
Book Description
Coal Resources of Allegheny County, Pennsylvania
Author :
Publisher :
Page : 148 pages
File Size : 49,50 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 : 14,55 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 : 46,78 MB
Release : 1987
Category : Coal
ISBN :
Book Description
Coal Crop Lines, Mined-out Areas, and Structure Contours
Author :
Publisher :
Page : 188 pages
File Size : 40,59 MB
Release : 1985
Category : Coal
ISBN :
Book Description
Mineral Resource Report
Author :
Publisher :
Page : 270 pages
File Size : 34,44 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 : 44,86 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 : 13,24 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 : 28,92 MB
Release : 1987
Category : Bituminous coal
ISBN :
