21. Ashland, ME. Yale Public content 1955. 2011-12-12T21:27:57Z. 2022-03-29T20:39:31Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Maine.
22. Ates Creek, Fla Yale Public content 1955. 2011-12-12T21:24:43Z. 2022-03-29T20:39:07Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Florida.
23. Baker Lake, ME. Yale Public content 1955. 2011-12-12T21:27:58Z. 2022-03-29T20:39:31Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Maine.
24. Bald Knob, Wash Yale Public content 1955. 2011-12-12T21:39:13Z. 2022-03-29T20:40:53Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Washington.
25. Banks Yale Public content 1955. 2011-12-12T21:25:12Z. 2022-03-29T20:39:10Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Idaho.
26. Bare Mountain, Nev Yale Public content 1955. 2011-12-12T21:31:40Z. 2022-03-29T20:40:01Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Nevada.
27. Bass Lake, Calif Yale Public content 1955. 2011-12-12T21:22:24Z. 2022-03-29T20:38:51Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. California.
28. Batchelor, La.-Miss Yale Public content 1955. 2011-12-12T21:27:09Z. 2022-03-29T20:39:26Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Louisiana and Mississippi.
29. Bayouville, Mo-Ky-Tenn Yale Public content 1955. 2011-12-12T21:30:30Z. 2022-03-29T20:39:51Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Kentucky, Missouri, and Tennessee.
30. Bellingham, Minn.-S. Dak Yale Public content 1955. 2011-12-12T21:29:53Z. 2022-03-29T20:39:46Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Minnesota and South Dakota.