Cabeza Prieta National Wildlife Refuge (Ariz.)

found: Work cat.: A cultural resources overview and assessment for the Cabeza Prieta National Wildlife Refuge, 2001:p. 1 (established 1939, the Cabeza Prieta National Wildlife Refuge (CPNWR) is located near the center of the Papaguería, a desert region that straddles the border between the state of Arizona in the United States and the state of Sonora in Mexico)

found: U.S. Fish & Wildlife Service WWW site, June 19, 2002(Cabeza Prieta National Wildlife Refuge; 3rd largest national refuge in the lower 48 states; designated as wilderness in 1990)