Christopher Mark

Using Site Case Histories Of Multiple Seam Coal Mining To Advance Mine Design

Frank E. Chase, John L. Ellenberger, Christopher Mark, 1900 .

Application Of The Coal Mine Roof Rating (CMRR) To Extended Cuts

Christopher Mark, 1900 .

Short-Encapsulation Pull Tests For Roof Bolt Evaluation At An Operating Coal Mine

Stephen C. Tadolini, Christopher Mark, James D. Pile, 1900 .