TY - RPRT TI - Hydrogeologic data for the Canal Creek area, Aberdeen Proving Ground, Maryland, April 1986-March 1988 AU - J.P. Oliveros AU - Patrice Gernhardt PY - 1989 DO - 10.3133/ofr89387 UR - https://pubs.usgs.gov/publication/ofr89387 ID - ofr89387 ER -