Browse TRAIL Inventories

Safety Practices in California Gold Dredging

Permissible Electric Cap Lamps and Ventilation in Certain California Mines and Water-Tunnel Construction

Buried Valley of the Susquehanna River: Anthracite Region of Pennsylvania

Data on Pumping at the Anthracite Mines of Pennsylvania

Inundated Anthracite Reserves: Eastern Middle Field of Pennsylvania

Acid-Mine-Drainage Problems: Anthracite Region of Pennsylvania

Barrier Pillars in Lackawanna Basin, Northern Field: Anthracite Region of Pennsylvania

Core Drilling at Shaft Sites of Proposed Mine-Water Drainage Tunnel: Anthracite Region of Pennsylvania

Surface-Water Seepage into Anthracite Mines in the Lackawanna Basin, Northern Field: Anthracite Region of Pennsylvania

Barrier Pillars in the Southern Field: Anthracite Region of Pennsylvania

Barrier Pillars in the Western Middle Field: Anthracite Region of Pennsylvania

Mine Pumping Plants: Anthracite Region of Pennsylvania

Surface-Water Seepage into Anthracite Mines in the Western Middle Field: Anthracite Region of Pennsylvania

Surface-Water Seepage into Anthracite Mines in the Wyoming Basin, Northern Field: Anthracite Region of Pennsylvania

Barrier Pillars in Wyoming Basin, Northern Field: Anthracite Region of Pennsylvania

Flood Prevention in Anthracite Mines, Northern Field: Anthracite Region of Pennsylvania, Project Number 1 (Lackawanna)

Surface-Water Seepage into Anthracite Mines in the Southern Field: Anthracite Region of Pennsylvania

Flood Prevention in Anthracite Mines, Northern Field: Anthracite Region of Pennsylvania, Project Number 3 (Wyoming)

Flood Prevention in Anthracite Mines, Western Middle and Southern Fields: Anthracite Region of Pennsylvania, Project Number 2

Flood Prevention in Anthracite Mines: Anthracite Region of Pennsylvania, Projects Numbers 4 and 5

Mine Flood Prevention and Control: Anthracite Region of Pennsylvania, Final Report of the Anthracite Flood-Prevention Project Engineers


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