21. Aguila, Ariz Yale Public content 1930. 2011-12-12T21:21:08Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
22. Aguila Mts., Ariz Yale Public content 1966. 2011-12-12T21:21:08Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
23. Aguila Mts., Ariz Yale Public content 1964. 2011-12-12T21:21:08Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
24. Ajo, Ariz Yale Public content 1934. 2011-12-12T21:21:08Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
25. Ajo, Ariz Yale Public content 1964. 2011-12-12T21:21:08Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
26. Ajo, Arizona-Sonora, 1982 Yale Public content 1982. 2014-01-21T21:32:39Z. 2015-10-21T15:04:13Z. Geological Survey (U.S.). Interior--Geological Survey. English. Public. Arizona.
27. Alpine, Ariz.-N. Mex Yale Public content 1960. 2011-12-12T21:21:09Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona and New Mexico.
28. An aerial radiometric and magnetic survey of the Sierra Ancha Wilderness, Salome study area, Gila County, Arizona [cartographic material] Yale Public content 1980. 2002-06-01T04:00:00Z. 2023-01-05T04:01:21Z. Geological Survey (U.S.). U.S. Geological Survey. English. cartographic image. Public. Arizona, Sierra Ancha Wilderness Area, and Sierra Ancha Wilderness Area (Ariz.).
29. Antelope Peak, Ariz Yale Public content 1965. 2011-12-12T21:21:09Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
30. Antelope Peak, Ariz Yale Public content 1948. 2011-12-12T21:21:09Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.