1. Anamosa Yale Public content 1890. 2011-12-12T21:26:32Z. 2022-03-29T20:39:22Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Iowa.
2. Baltimore, Mary Yale Public content 1890. 2011-12-12T21:28:41Z. 2022-03-29T20:39:35Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Maryland.
3. Becket Yale Public content 1890. 2011-12-12T21:28:54Z. 2023-10-17T15:47:31Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Massachusetts.
4. Belchertown Yale Public content 1890. 2011-12-12T21:28:54Z. 2022-03-29T20:39:40Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Massachusetts.
5. Berlin Yale Public content 1890. 2011-12-12T21:28:54Z. 2022-03-29T20:39:40Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Massachusetts and New York.
6. Bridgeton, N.J. Yale Public content 1890. 2011-12-12T21:32:33Z. 2022-03-29T20:40:07Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. New Jersey.
7. Colorado, East Denver sheet Yale Public content 1890. 2011-05-17T17:04:55Z. 2015-10-21T14:59:19Z. Geological Survey (U.S.). The Survey. English. Public. Arapahoe County (Colo.), Denver Region (Colo.), Douglas County (Colo.), and Elbert County (Colo.).
8. Doylestown, Penn Yale Public content 1890. 2011-12-12T21:36:10Z. 2022-03-29T20:40:32Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Pennsylvania.
9. Durant Yale Public content 1890. 2011-12-12T21:26:34Z. 2022-03-29T20:39:22Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Iowa.
10. Glasgow sheet, Missouri Yale Public content 1890. 2011-05-23T18:40:06Z. 2015-10-21T14:59:45Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Missouri.