TY - RPRT TI - Middle Devonian to Late Mississippian event stratigraphy of Overthrust belt region, western United States AU - Charles Sandberg AU - R.C. Gutschick AU - J.G. Johnson AU - F. G. Poole AU - W.J. Sando PY - 1986 UR - https://pubs.usgs.gov/publication/70014540 ID - 70014540 ER -