TY - RPRT TI - Hydrologic, sedimentologic, and chemical data describing surficial bed sediments and water in the navigation pools of the Upper Mississippi River, July 1991-April 1992 PY - 1997 DO - 10.3133/ofr95708 UR - https://pubs.usgs.gov/publication/ofr95708 ID - ofr95708 ER -