11. Andover Yale Public content 1907. 2011-12-12T21:34:35Z. 2022-03-29T20:40:23Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Ohio and Pennsylvania.
12. Antrim Yale Public content 1911. 2011-12-12T21:34:35Z. 2022-03-29T20:40:23Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Ohio.
13. Arlington Yale Public content 1907. 2011-12-12T21:34:35Z. 2022-03-29T20:40:23Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Ohio.
14. Ashland Yale Public content 1908. 2011-12-12T21:34:35Z. 2022-03-29T20:40:23Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Ohio.
15. Ashtabula Yale Public content 1905. 2011-12-12T21:34:35Z. 2022-03-29T20:40:23Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Ohio.
16. Athalia Yale Public content 1908. 2011-12-12T21:34:35Z. 2022-03-29T20:40:23Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Ohio and West Virginia.
17. Athens Yale Public content 1905. 2011-12-12T21:34:36Z. 2022-03-29T20:40:23Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Ohio.
18. Bainbridge Yale Public content 1917. 2011-12-12T21:34:36Z. 2022-03-29T20:40:23Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Ohio.
19. Batavia, Ohio Yale Public content 1916. 2011-12-12T21:34:36Z. 2022-03-29T20:40:23Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Ohio.
20. Bellefontaine Yale Public content 1915. 2011-12-12T21:34:36Z. 2022-03-29T20:40:23Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Ohio.