Search Results for the EPA National Library Catalog

Items Found: 21

Showing: Items 1 - 21

Your Search: (SUBJECT=Natural gas Pennsylvania.)

 
 
 

Select Item Title Year Published
Greater Pittsburgh region: Oil and gas fields map / 1975
Oil and gas developments in Pennsylvania in 1971 / 1972
Oil and gas developments in Pennsylvania in 1974 / 1975
Oil and gas developments in Pennsylvania in 1975 / 1976
Oil and gas developments in Pennsylvania in 1977 / 1978
Oil and gas developments in Pennsylvania in 1978 / 1979
Oil and gas developments in Pennsylvania in 1979 / 1980
Oil and gas developments in Pennsylvania in 1980 with ten year review and forecast / 1981
Oil and gas developments in Pennsylvania in 1981 / 1982
Oil and gas developments in Pennsylvania in 1982 / 1983
Oil and gas developments in Pennsylvania in 1983 / 1984
Oil and gas developments in Pennsylvania in 1984 / 1985
Oil and gas developments in Pennsylvania in 1985 / 1986
Oil and gas developments in Pennsylvania in 1986 / 1987
Oil and gas developments in Pennsylvania in 1987 / 1988
Oil and gas developments in Pennsylvania in 1988 / 1989
Oil and gas developments in Pennsylvania in 1989 / 1990
Oil and gas developments in Pennsylvania in 1990 : with ten-year review and forecast / 1992
Oil and gas developments in Pennsylvania in 1991 / 1993
Oil and gas geology of the Franklin quadrangle, Pennsylvania / 1941
Oil and gas geology of the Oil City quadrangle, Pennsylvania / 1943

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