1985. Schmidt, James J. by James J. Schmidt. Relief shown by contours and spot heights. Scale 1:62,500 Includes location map. "Total copies printed: 500.". Ohio. Department of Natural Resources.
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1985. Walker, Alfred C. Includes location map. by Alfred C. Walker. Relief shown by contours and spot heights. Scale 1:135,000. Ohio. Department of Natural Resources.
1985. Schmidt, James J. Includes location map. "Total copies printed: 500." by James J. Schmidt. Scale 1:135,000 Relief shown by contours and spot heights. Ohio. Department of Natural Resources.
1985. United States. Soil Conservation Service. Includes notes, location map, sectionalized township diagram, and inset of Beaver Island region. Scale approximately 1:100,000.
1985. United States. Soil Conservation Service. Includes notes and location map. Scale 1:100,000.
1985. Risser, Michele. by Michele L. Risser ; cartographic drafting by Robert L. Stewart. Includes tables, water-well logs and location map. Includes bibliography. Ohio. Division of Geological Survey.
1985. Risser, Michele. Includes bibliography. by Michele L. Risser ; cartographic drafting by Robert L. Stewart. Includes tables, water-well logs and location map.