TY - RPRT TI - Cross sections showing the reconstructed stratigraphic framework of Paleocene rocks and coal beds in the northern and central Powder River basin, Montana and Wyoming AU - M.W. McLellan AU - L.R. Biewick AU - C. L. Molnia AU - F. W. Pierce PY - 1990 DO - 10.3133/i1959a UR - https://pubs.usgs.gov/publication/i1959A ID - i1959A ER -