A comparative evaluation of geologic factors influencing floor stability in two Illinois coal mines
Geosciences and Geological and Petroleum Engineering
Ph. D. in Geological Engineering
University of Missouri--Rolla
xxiii, 265 pages
© 1979 Robert Charles Speck, All rights reserved.
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Full-text not available: Request this publication directly from Missouri S&T Library or contact your local library.http://laurel.lso.missouri.edu/record=b1065887~S5
Speck, Robert Charles, "A comparative evaluation of geologic factors influencing floor stability in two Illinois coal mines" (1979). Doctoral Dissertations. 162.