51. Aztec, Ariz Yale Public content 1950. 2011-12-12T21:21:10Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
52. Aztec, Ariz Yale Public content 1929. 2011-12-12T21:21:10Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
53. Baboquivari Peak, Ariz Yale Public content 1944. 2011-12-12T21:21:11Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
54. Bagdad, Ariz Yale Public content 1948. 2011-12-12T21:21:11Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
55. Bellota Ranch, Ariz Yale Public content 1958. 2011-12-12T21:21:11Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
56. Belmont Mts., Ariz Yale Public content 1963. 2011-12-12T21:21:11Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
57. Benson, Ariz Yale Public content 1959. 2011-12-12T21:21:11Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
58. Big Horn Mts., Ariz Yale Public content 1963. 2011-12-12T21:21:11Z. 2022-03-29T20:38:43Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
59. Big Lake, Ariz Yale Public content 1960. 2011-12-12T21:21:12Z. 2022-03-29T20:38:44Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona.
60. Big Lue Mts., Ariz.-N. Mex Yale Public content 1964. 2011-12-12T21:21:12Z. 2022-03-29T20:38:44Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Arizona and New Mexico.