31. Ellicott, Mary Yale Public content 1906. 2011-12-12T21:28:45Z. 2022-03-29T20:39:36Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Maryland.
32. Evansville, Wisc Yale Public content 1906. 2011-12-12T21:40:32Z. 2022-03-29T20:41:02Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Wisconsin.
33. Farmington, Mo. Yale Public content 1906. 2011-12-12T21:30:40Z. 2022-03-29T20:39:52Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Missouri.
34. Fort Huachuca, Ariz Yale Public content 1906. 2011-12-12T21:21:26Z. 2022-03-29T20:38:45Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
35. Frisco Yale Public content 1906. 2011-12-12T21:38:11Z. 2022-03-29T20:40:47Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Utah.
36. Grand Central Special Map, Alaska Yale Public content 1906. 2011-12-12T21:20:52Z. 2022-03-29T20:38:42Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Alaska.
37. Greensburg, Penn Yale Public content 1906. 2011-12-12T21:36:14Z. 2022-03-29T20:40:33Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Pennsylvania.
38. Hertford Yale Public content 1906. 2011-12-12T21:34:14Z. 2022-03-29T20:40:21Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. North Carolina.
39. Highmarket, N.Y. Yale Public content 1906. 2011-12-12T21:33:31Z. 2022-03-29T20:40:13Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. New York.
40. Hinsdale Yale Public content 1906. 2011-12-12T21:31:16Z. 2022-03-29T20:39:55Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Montana.