State Library of Pennsylvania - Pennsylvania Conservation and Science

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  • Location Covered = Butler County, Pennsylvania

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Items related to the care, management and supervision of natural resources in order to preserve and protect them through prudent management. General and specific topical texts in the natural and industrial sciences, such as paleontology and engineering.
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Oil and gas field property line maps of the Hilliards quadrangle, Pennsylvania / compiled by R.E. Sherrill
Oil fields -- Pennsylvania -- Hilliards quadrangle -- Maps ; Natural gas -- Pennsylvania -- Hilliards quadrangle -- Maps
Nine maps show the oil and gas producing areas of the Hilliards quadrangle and the location of the wells that have been drilled for oil and gas. The quadrangle is located in northern Butler County, Pennsylvania.
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