TY - RPRT TI - Water resources data Maryland and Delaware, water year 1987 AU - R.W. James AU - R.J. Simmons AU - B.F. Strain PY - 1987 DO - 10.3133/wdrmdde871 UR - https://pubs.usgs.gov/publication/wdrMDDE871 ID - wdrMDDE871 ER -