Search Results for the EPA National Library Catalog

Items Found: 3
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Your Search: (AUTHOR=Laughrey AND Christopher AND D)

Select Item Title Year Published
Geology of the oil and gas fields of southwestern Pennsylvania / 1987
Oil and gas fields of Pennsylvania : 1982 / 1982
Petrology and reservoir characteristics of the Lower Silurian Medina Group sandstones, Athens and Geneva fields, Crawford County, Pennsylvania / 1984

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