Author: John Willard BuchPublisher:
ISBN:
Category : Anthracite coal industry
Languages : en
Pages : 20
Book Description
Anthracite Mechanical Mining Investigations
Author: John Willard BuchPublisher:
ISBN:
Category : Anthracite coal industry
Languages : en
Pages : 20
Book Description
Anthracite Mechanical-mining Investigations
Author: John C. HartleyPublisher:
ISBN:
Category : Anthracite coal industry
Languages : en
Pages : 38
Book Description
Anthracite Mechanical Mining Investigations
Author: Andrew AllanPublisher:
ISBN:
Category : Anthracite coal industry
Languages : en
Pages : 52
Book Description
Information Circular
Author: Publisher:
ISBN:
Category : Mines and mineral resources
Languages : en
Pages : 1136
Book Description
Investigation of Simon & Coles Manganese Deposit Bedford County, Pa
Author: W. H. KernsPublisher:
ISBN:
Category : Bedford County (Pa.)
Languages : en
Pages : 236
Book Description
Report of Research and Technologic Work on Coal and Related Investigations
Author: R. L. BrownCatalog of Books and Reports in the Bureau of Mines Technical Library, Pittsburgh, Pa
Author: United States. Bureau of Mines. Technical Library, PittsburghPublisher:
ISBN:
Category : Library catalogs
Languages : en
Pages : 792
Book Description
Mechanized Longwall Mining
Author: James J. OlsonPublisher:
ISBN:
Category : Coal-mining machinery
Languages : en
Pages : 212
Book Description
Author: ![Report of Investigations. [no.2002 to No.7380] PDF](https://books.google.com/books/content/images/frontcover/sHIvDNFm0jAC?fife=w80-h100)
Author: