| OFR48 Results of the Domestic Well Water-Quality Study |
Pellerito, V., Neimeister, M.P., Wolff, E., Andres, A.S. |
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| SP18 Cretaceous Fossils from the Chesapeake and Delaware Canal: A Guide for Students and Collectors |
Lauginiger, E.M. |
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| OFR21 A Guide to Fossil Sharks, Skates, and Rays from the Chesapeake and Delaware Canal Area, Delaware |
Lauginiger, E.M., Hartstein, E.F. |
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| RI7 An Invertebrate Macrofauna from the Upper Cretaceous of Delaware |
Shapiro, E., Richards, H.G. |
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| B10 Salinity of the Delaware Estuary |
Cohen, B., McCarthy, L.T. Jr. |
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| RI1 Salinity of the Delaware Estuary |
Cohen, B. |
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| B3 Marine Upper Cretaceous Formations of the Chesapeake and Delaware Canal |
Organist, D.M., Richards, H.G., Groot, J.J. |
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