TY - RPRT TI - Water-table, surface-drainage, and engineering soils map of the Clayton area, Delaware AU - John K. Adams AU - Durward H. Boggess AU - O. J. Coskery PY - 1964 DO - 10.3133/ha83 UR - https://pubs.usgs.gov/publication/ha83 ID - ha83 ER -