| GM27 Geologic Map of the Elkton, Saint Georges, and Delaware City Quadrangles, Delaware |
Tomlinson, J.L., Ramsey, K.W. |
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| GM24 Geologic Map of the Millington, Clayton and Smyrna Quadrangles, Delaware |
Ramsey, K.W., Tomlinson, J.L. |
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| GM23 Geologic Map of the Seaford West and Seaford East Quadrangles, Delaware |
Tomlinson, J.L., Ramsey, K.W., Andres, A.S. |
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| GM17 Geologic Map of the Harbeson Quadrangle, Delaware |
Ramsey, K.W., Tomlinson, J.L. |
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| GM16 Geologic Map of the Fairmount and Rehoboth Beach Quadrangles, Delaware |
Ramsey, K.W. |
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| GM15 Geologic Map of the Georgetown Quadrangle, Delaware |
Ramsey, K.W. |
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| HM11 Ground-Water Recharge Potential Kent County, Delaware |
Andres, A.S. |
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| HM12 Ground-Water Recharge Potential Sussex County, Delaware |
Andres, A.S. |
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| HM10 Geohydrology of the Smyrna-Clayton Area, Delaware |
Andres, A.S. |
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| HM9 Geohydrology of the Seaford Area, Delaware |
Andres, A.S. |
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| HM8 Geohydrology of the Middletown-Odessa Area, Delaware |
Woodruff, K.D. |
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| HM7 Geohydrology of the Southern Coastal Area, Delaware |
Talley, J.H. |
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| HM5 Geohydrology of the Northern Coastal Area, Delaware |
Andres, A.S. |
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| HM6 Geohydrology of the Chesapeake and Delaware Canal Area, Delaware |
Woodruff, K.D. |
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| HM3 Geohydrology of the Wilmington Area, Delaware |
Woodruff, K.D. |
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| HM4 Geohydrology of the Milford Area, Delaware |
Talley, J.H. |
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| HM2 Geohydrology of the Newark Area, Delaware |
Woodruff, K.D. |
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| HM1 Geohydrology of the Dover, Area, Delaware |
Woodruff, K.D. |
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