DGS Publications

Title Authors Publication Date
GM17 Geologic Map of the Harbeson Quadrangle, Delaware Ramsey, K.W., Tomlinson, J.L.
OFR14 Sinkholes, Hockessin Area, Delaware Talley, J.H.
RI30 Ground-Water Levels in Delaware July, 1966 - December, 1977 Talley, J.H.