Author
Geological Survey (U.S.),
50
Geological Survey (U.S.)
38
United States. Bureau of Indian Affairs
10
Hayes, Philip T. 1923-
9
Navajo Tribe of Arizona, New Mexico & Utah
8
Heindl, L. A. 1916-
6
Raup, Robert B. 1929-
5
United States. Bureau of Indian Affairs,
5
Blacet, Philip M. 1937-
4
Granger, H. C. 1925-
4
Simons, Frank S. 1917-
4
University of Arizona. Bureau of Geology and Mineral Technology
4
Anderson, Charles A. 1902-1990
3
Anderson, Charles A. 1902-1990,
3
Armstrong, Augustus K.
3
Cooper, John R. 1907-
3
O'Sullivan, Robert Brett, 1923-
3
University of Arizona. State Bureau of Mines
3
Akers, J. P.,
2
Arizona Geological Society
2
Barrett, William E. 1900-1986
2
Billingsley, George H.,
2
Bryant, Bruce, 1930-
2
Burke, Kelly J., 1960-
2
Condon, Steven M.
2
Cooley, M. E.
2
Dickinson, William R.
2
Dobrovolny, Ernest, 1912-1996
2
Drewes, Harald, 1927-2015
2
Drewes, Harald, 1927-2015,
2
Dutton, Clarence E. 1841-1912
2
EBSCOhost
2
Elston, Donald Parker, 1926-
2
Geldon, Arthur L.
2
Glen Canyon Environmental Studies (Program : U.S.)
2
Gude, Arthur J. 1917-
2
Hereford, Richard
2
Hualapai Indian Tribe of the Hualapai Indian Reservation, Arizona
2
Huddle, John Warfield, 1907-1975
2
Kadohata, Cynthia
2
Karlstrom, Karl E.
2
Krieger, Medora Louise Hooper, 1905-
2
Marjaniemi, Darwin Keith, 1940-
2
National Regional Aquifer Systems Analysis Program (U.S.)
2
Nielson, Jane E.
2
Noble, L. F. 1882-1965,
2
Onstott, T. C.
2
Phoenix Art Museum
2
Rainbow Productions (Chicago, Ill.)
2
Sheppard, Richard A.
2
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