Some engineering geologic factors controlling coal mine subsidence in Utah and Colorado
Dunrud, C Richard
Some engineering geologic factors controlling coal mine subsidence in Utah and Colorado - Washington: United Sates Government Printing Office, 1976 - 39p.
Geology
Controlling
622.33 / L6
Some engineering geologic factors controlling coal mine subsidence in Utah and Colorado - Washington: United Sates Government Printing Office, 1976 - 39p.
Geology
Controlling
622.33 / L6