21. Lakecreek, Oreg Yale Public content 1956. 2011-12-12T21:35:41Z. 2022-03-29T20:40:29Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Oregon.
22. Langlois, Oreg Yale Public content 1956. 2011-12-12T21:35:41Z. 2022-03-29T20:40:29Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Oregon.
23. Malheur National Forest, Oregon 1956 / [cartographic material] Yale Public content 1956. 2020-01-02T18:50:59Z. 2020-01-09T22:32:50Z. United States. Forest Service. Pacific Northwest Region. U.S. Forest Service, Regional Office. English. cartographic image. Public. Malheur National Forest (Or.), Oregon, and Malheur National Forest.
24. Marial, Oreg Yale Public content 1956. 2011-12-12T21:35:45Z. 2022-03-29T20:40:30Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Oregon.
25. Medford Yale Public content 1956. 2011-12-12T21:35:45Z. 2022-03-29T20:40:30Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Oregon.
26. Mt. Emily, Oreg Yale Public content 1956. 2011-12-12T21:35:47Z. 2022-03-29T20:40:30Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Oregon.
27. Olds Ferry, Idaho-Oreg Yale Public content 1956. 2011-12-12T21:25:28Z. 2022-03-29T20:39:12Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Idaho and Oregon.
28. Oregon Caves, Oreg.-Calif Yale Public content 1956. 2011-12-12T21:35:48Z. 2022-03-29T20:40:30Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. California and Oregon.
29. Pearsoll Peak, Oreg Yale Public content 1956. 2011-12-12T21:35:49Z. 2022-03-29T20:40:30Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Oregon.
30. Port Orford, Oreg Yale Public content 1956. 2011-12-12T21:35:49Z. 2022-03-29T20:40:30Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Oregon.