Search Results for the EPA National Library Catalog

Items Found: 8

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Your Search: (AUTHOR=Heyman AND Louis.)

 
 
 

Select Item Title Year Published
Geology of the Elk Run gas pool, Jefferson County, Pennsylvania / 1969
Greater Pittsburgh region, thickness of rocks over the Upper Freeport coal / 1976
Greater Pittsburgh region: Structure contour map : of Allegheny, Armstrong, Beaver, Butler, Washington, and Westmoreland Counties / 1985
Oil and gas developments in Pennsylvania in 1971 / 1972
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
The Oriskany sandstone in the subsurface of Pennsylvania / 1981

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