TY - RPRT TI - Ground-water levels and flow directions in the glacial sediments and the Lockport Dolomite in southeastern Darke and northeastern Preble counties, Ohio, July 1998 AU - Denise H. Dumouchelle PY - 1999 DO - 10.3133/wri994012 UR - https://pubs.usgs.gov/publication/wri994012 ID - wri994012 ER -