Jeffrey M. Mitchem No description specified. 51-54 (54 Records) Documents Testing at 9CR131, Mixons Hammock, Okefenokee National Wildlife Refuge (1985) Tracking De Soto's Expedition (1986) Uncovering De Soto's Route; Bones, Beads and Armor Point the Way (1986) Yes, John, There Are De Soto Contact Sites in Florida (1986) Previous 1 2