TY - BOOK AU - Sando,William Jasper ED - United States Geological Survey TI - Geologic history of salt beds and related strata in the upper part of the Madison Group (Mississippian), Williston Basin, Montana and North Dakota AV - QE75QE672 .B9 no. 2112 PY - 1995/// CY - Washington PB - U.S. Government Publishing Office KW - Geology, Stratigraphic KW - Mississippian KW - Salt deposits KW - Montana KW - North Dakota KW - Geology KW - Madison Group N1 - Includes bibliographical references (p. 46-51) ER -