| OFR55 Delaware Geological Survey Petrographic Data Viewer |
Schenck, W.S., Wang, L.T. |
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| OFR19 Regolith Thickness of the Delaware Piedmont |
Woodruff, K.D., Christopher, M.J. |
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| OFR16 Geologic and Hydrologic Aspects of Landfills |
Spoljaric, N., Talley, J.H. |
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| OFR13 Delaware's Extractive Mineral Industry |
Doyle, R.G., Pickett, T.E. |
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| OFR5 Removal of Metallic Contaminants from Industrial Waste Waters by the Use of Greensands, A Preliminary Report |
Spoljaric, N., Crawford, W.A. |
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