UC Berkeley GeoData Repository

Start Over Place Ohio--Highland County Bounding Box -180 -89.81531 180 89.456192

1. Bedrock geology of the serpent mound cryptoexplosion structure, Adams, Highland, and Pike Counties, Ohio

1975. Ohio. Division of Geological Survey. Scale 1:12,000. by Stephen P. Reidel.

2. Ground-water resources of Highland County

1991. Schmidt, James J. Includes location map. Scale approximately 1:62,500 Relief shown by contours and spot heights. by James J. Schmidt ; Robert L. Stewart, cartographe... Ohio. Division of Water.