Stratigraphic framework of the upper Fort Union Formation, TA Hills, Western Powder River basin, Wyoming

MF-1779 Stratigraphic framework of the upper Fort Union Formation, TA Hills, Western Powder River basin, Wyoming, scale 1:24,000, 1985, ISBN 978-0-607-81610-5 Keywords: Powder river basin, Stratigraphy, Stratigraphic Geology, Geologic maps