MAPS OF THE OIL AND GAS FIELDS, NATURAL GAS PIPELINES, AND OIL PIPELINES OF PENNSYVANIA; MAP 3, 1977 EDITION [ THREE MAPS ]
Harrisburg, PA: Commonwealth of Pennsylvania / Department of Environmental Resources/Bureau of Topographic and Geologic Survey, 1977. Revised edition. Map. Folded map sheet measures 57 x 41 inches, printed both sides. Map 1; Principal Crude Oil and Product Pipelines of Pennsylvania. Map 2; Principal Natural Gas Pipelines of Pennsylvania. Map 3;..... More