511. Twin Lake, Mich Yale Public content 1960. 2011-12-12T21:29:47Z. 2022-03-29T20:39:46Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Michigan.
512. Twin Peaks Yale Public content 1960. 2011-12-12T21:25:34Z. 2022-03-29T20:39:12Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Idaho.
513. Two Ocean Pass, Wyo Yale Public content 1960. 2011-12-12T21:41:21Z. 2022-03-29T20:41:06Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Wyoming.
514. Ubehebe Crater, Calif.-Nev Yale Public content 1960. 2011-12-12T21:24:14Z. 2022-03-29T20:39:05Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. California and Nevada.
515. Umpire, Ark Yale Public content 1960. 2011-12-12T21:22:17Z. 2022-03-29T20:38:50Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arkansas.
516. Union-Castle map of Africa Yale Public content 1960. 2004-10-14T12:54:20Z. 2015-10-27T22:21:07Z. John Bartholomew and Son. John Bartholomew. English. Public. Africa and Europe.
517. United States base map [cartographic material] Yale Public content 1960. 2018-06-18T18:24:08Z. 2021-10-01T21:32:52Z. Geological Survey (U.S.). Geological Survey (U.S.). English. cartographic image. Public. United States and United States.
518. USAF Operational navigation chart : Ryūkyū Islands ONC-H-13 Yale Public content 1960. 2012-11-20T21:20:42Z. 2015-04-16T18:06:00Z. United States. National Imagery and Mapping Agency. The Center. English. Public. Japan.
519. Valdez (A-1) quadrangle, Alaska : 1:63 360 series (topographic). Yale Public content 1960. 2012-09-28T15:13:49Z. 2022-03-29T20:37:20Z. Geological Survey (U.S.). Interior-Geological Survey. English. cartographic image. Public. Alaska.
520. Valdez (B-1) quadrangle, Alaska : 1:63 360 series (topographic). Yale Public content 1960. 2012-09-28T15:14:22Z. 2022-03-29T20:37:21Z. Geological Survey (U.S.). Interior-Geological Survey. English. cartographic image. Public. Alaska.