EL 1. The search for uranium, by Carl A. Lamey; Prospecting for uranium in Ohio, by Karl V. Hoover. 10 p., 1 fig., map, 2nd ed., 1956. Out of print.
EL 2. Who was who in the ice age, by Grace Anne Stewart. 9 p., 4 figs., 1952. Out of print. See Educational Leaflet 7.
EL 3. What the glaciers did to Ohio, by Richard P. Goldthwait. 17 p., 5 figs., 1953. Out of print. See Educational Leaflet 7.
EL 4. Focus on oil, by Robert L. Bates. 9 p., 4 figs., 1954. Out of print.
EL 5. About Ohio rocks and minerals, by Carolyn Farnsworth. 30 p., 8 figs., 1961. Out of print.
EL 6. Flint, Ohio's official gemstone. Folded leaflet, color photographs, revised 1992. Single copies free.
EL 7. The Ice Age in Ohio, by Michael C. Hansen. Folded leaflet, color photographs, revised 1997. Single copies free. [637 KB PDF]
EL 8. Coal, by Douglas L. Crowell. Folded leaflet, revised, 1998. Single copies free. [1.5 MB PDF]
EL 9. Earthquakes in Ohio, by Michael C. Hansen. Folded leaflet, revised 2005. Single copies free. [618 KB PDF]
EL 10. Geology in land-capability analysis, by Ronald D. Stieglitz, Michael L. Couchot, and Robert G. Van Horn. Folded leaflet, color photographs, 1977. Out of print.
EL 11. Guide to the geology along U.S. Route 23 between Columbus and Portsmouth, by Michael C. Hansen. Folded leaflet, color photographs, 1980. Single copies free.
EL 12. Clay and shale in Ohio, by Mark E. Wolfe and Steven D. Blankenberker. Folded leaflet, color photographs, 2005, revised edition. Single copies free. [503 KB PDF]
EL 13. Guide to the geology along Interstate 75 between Toledo and Cincinnati, by Dennis N. Hull. Folded leaflet, color illustrations, 1982. Single copies free.
EL 14. Guide to the geology along Interstate 70 between the Ohio-Indiana boundary and Columbus, by Dennis N. Hull. Folded leaflet, color illustrations, 1988. Single copies free.
EL 15. Guide to the geology along Interstate 77 between Marietta and Cleveland, by Michael C. Hansen. Folded leaflet, color llustrations, 1989. Single copies free.
EL 16. Ohio topographic maps. Two-color folded leaflet. Includes index to topographic maps of Ohio. Free. [1.60 MB PDF]