Falls of Roof in Mines Operating in the Pittsburgh Coal Bed, West Virginia, by J. W. Paul and J. N. Geyer PDF Download

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Falls of Roof in Mines Operating in the Pittsburgh Coal Bed, West Virginia, by J. W. Paul and J. N. Geyer

Falls of Roof in Mines Operating in the Pittsburgh Coal Bed, West Virginia, by J. W. Paul and J. N. Geyer PDF Author: James W. Paul
Publisher:
ISBN:
Category :
Languages : en
Pages : 23

Book Description

Falls of Roof in Mines Operating in the Pittsburgh Coal Bed, West Virginia, by J. W. Paul and J. N. Geyer

Falls of Roof in Mines Operating in the Pittsburgh Coal Bed, West Virginia, by J. W. Paul and J. N. Geyer PDF Author: James W. Paul
Publisher:
ISBN:
Category :
Languages : en
Pages : 23

Book Description

Falls of Roof and Coal in Mines Operating in the Pittsburgh Coal Bed Panhandle District, West Virginia, by J. W. Paul and J. N. Geyer

Falls of Roof and Coal in Mines Operating in the Pittsburgh Coal Bed Panhandle District, West Virginia, by J. W. Paul and J. N. Geyer PDF Author: James W. Paul
Publisher:
ISBN:
Category :
Languages : en
Pages : 34

Book Description

Falls of Roof in Mines Operating in the Pittsburgh Coal Bed, West Virginia

Falls of Roof in Mines Operating in the Pittsburgh Coal Bed, West Virginia PDF Author: James Washington Paul
Publisher:
ISBN:
Category : Coal mine accidents
Languages : en
Pages : 26

Book Description

A Study of Falls of Roof and Coal in Mines of Harrison County, West Virginia

A Study of Falls of Roof and Coal in Mines of Harrison County, West Virginia PDF Author: J. W. Paul
Publisher:
ISBN:
Category : Coal mines and mining
Languages : en
Pages : 60

Book Description

Falls of Roof and Coal in Mines Operating in the Pittsburgh Coal Bed in Marion and Monongalia Counties, West Virginia

Falls of Roof and Coal in Mines Operating in the Pittsburgh Coal Bed in Marion and Monongalia Counties, West Virginia PDF Author: United States. Bureau of Mines
Publisher:
ISBN:
Category :
Languages : en
Pages :

Book Description

Falls of Roof and Coal in Mines Operating in the Pittsburgh Coal Bed in Marion and Monongalia Counties, W. Va

Falls of Roof and Coal in Mines Operating in the Pittsburgh Coal Bed in Marion and Monongalia Counties, W. Va PDF Author: James Washington Paul
Publisher:
ISBN:
Category : Coal mine accidents
Languages : en
Pages : 46

Book Description

Falls of Roof and Coal in Mines Operating in the Pittsburgh Coal Bed, Panhandle District, West Virginia

Falls of Roof and Coal in Mines Operating in the Pittsburgh Coal Bed, Panhandle District, West Virginia PDF Author: James Washington Paul
Publisher:
ISBN:
Category : Coal mine accidents
Languages : en
Pages : 36

Book Description

Falls of Roof and Coal in Mines Operating in the Sewickley Coal Bed in Monongalia County, W. Va

Falls of Roof and Coal in Mines Operating in the Sewickley Coal Bed in Monongalia County, W. Va PDF Author: James Washington Paul
Publisher:
ISBN:
Category : Coal mine accidents
Languages : en
Pages : 36

Book Description

Technical Paper

Technical Paper PDF Author: United States. Bureau of Mines
Publisher:
ISBN:
Category : Mines and mineral resources
Languages : en
Pages : 1134

Book Description

Coal-mine Timbering

Coal-mine Timbering PDF Author: Robert Zerubabel Virgin
Publisher:
ISBN:
Category : Mine timbering
Languages : en
Pages : 118

Book Description

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