Author
Flood Control District of Maricopa County
5
Geological Survey (U.S.)
5
Geological Survey (U.S.),
3
Parker, John T. C.
3
Phillips, Jeff V., 1962-
2
Pima County (Ariz.). Department of Transportation and Flood Control District
2
Block, Debra L.,
1
Capesius, Joseph P.
1
Hereford, Richard
1
Ingersoll, Todd L., 1970-
1
Lehman, Ted W.
1
Navajo Nation, Arizona, New Mexico & Utah
1
Parker, John T. C.,
1
Tadayon, Saeid
1
U.S. Fish and Wildlife Service
1
Webb, Robert H.
1