TY  - RPRT
TI  - Drill-hole logs and location map of surface and shallow subsurface materials, central and southern Delmarva Peninsula, Maryland, Delaware, and Virginia
AU  - Melodie Hess
PY  - 1977
DO  - 10.3133/mf899
UR  - https://pubs.usgs.gov/publication/mf899
ID  - mf899
ER  -