Lloyd's map of the Great Oil Region of Allegheny River, Cherry & Cherry-Tree runs, and Pithole Creek / Specially surveyed for this map by B.M. Hanks, A.M. C.E., and its correctness vouched for by all owners of oil wells in the district, November 1864.
From Parts (In 6 layers) Depicts: 1864 Last modified about 3 years ago. Unrectified.
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