[Columbus? Ohio] : Ohio Dept. of Natural Resources, Division of Geological Survey, 1975.
Physical Description
1 map : col. ; 22 x 28 cm.
Cartographic Detail
Scale [ca. 1:2,000,000].
Notes
"Map available also at a scale of 1 inch = approximately 8 miles."
Shows gas and liquid petroleum storage areas, points of distribution, compressor stations, refineries, pumping stations, propane plants, and major control points.