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Kenneth L. Cashdollar

2 books

Evaluation of Explosion-resistant Seals, Stoppings, and Overcast for Ventilation Control in Underground Coal Mining by National Institute for Occupational Safe, Michael J. Sapko, Kenneth L. Cashdollar

Evaluation of Explosion-resistant Seals, Stoppings, and Overcast for Ventilation Control in Underground Coal Mining

National Institute for Occupational Safe, Michael J. Sapko, Kenneth L. Cashdollar

56 pages • paperback

nonfiction art technology medium-paced
Explosion Effects on Mine Ventilation Stoppings by Gary J. Shemon, Samuel P. Harteis P. E., Kenneth L. Cashdollar

Explosion Effects on Mine Ventilation Stoppings

Gary J. Shemon, Samuel P. Harteis P. E., Kenneth L. Cashdollar

118 pages • paperback

nonfiction health medium-paced