John O'Hear (r), curator of research collections at MSU's Cobb Institute of Archaeology, showed examples of Chickasaw artifacts to campus visitors Monday. Examining objects unearthed near Tupelo are La Donna Brown, a graduate student at the University of Mississippi; Stephanie Seely, historic preservation officer for the Chickasaw Nation; Brad Lieb, staff archaeologist; and Rena Duncan, director of cultural resources for the Chickasaw Nation.