Search U.S. government technical reports digitized or harvested by TRAIL.

Keyword Search

Safety achievements of a Pennsylvania bituminous-coal mine and of a coal-mine superintendent

Mining statutes of the state of Pennsylvania(summarized)

A study of mine roof of the Pittsburgh coal bed in the Pittsburgh mining district

Factors and conditions that aid in alinement of pillar extraction lines in coal mining

Explosions in Pennsylvania coal mines, 1870-1932

A study of mine roof of the coking district of Western Pennsylvania

Methods of development and pillar extraction in mining the Pittsburgh coal bed in Pennsylvania, West Virginia, and Ohio

Studies of roof movement in coal mines.

Published Year

• 1930-1939 (8) *

Subject

• Coal mines and mining--Pennsylvania (8) *
• Bituminous coal--Pennsylvania (2)
• Mine safety--Pennsylvania (2)
• Mining engineering (2)
• Anthracite coal--Pennsylvania (1)
• Coal mine accidents--Pennsylvania (1)
• Coal mines and mining--Ohio (1)
• Coal mines and mining--West Virginia (1)
• Coke--Pennsylvania (1)
• Industrial accidents--Pennsylvania (1)
• Mine explosions--Pennsylvania (1)
• Mine gases (1)
• Mine rescue work (1)
• Mine roof control (1)
• Mine timbering (1)
• Mining law--Pennsylvania (1)

Author

• Paul, J. W. (3)
• Plein, Leopold Nicholas, (3)
• Feehan, Francis. (1)
• Forbes, John Joseph Vincent, (1)
• Geyer, John Nicholas, (1)
• Greenwald, H. P. (1)
• Hartmann, Irving (1)
• Huff, J. A. (1)
• Humphrey, H. B. (1)
• Maize, E. R. (1)
• Rice, G. S. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

Search developed and maintained by the University of Washington Libraries
Copyright 2010