Group of Six at Tucson, Arizona Alumnae Chapter Event Photograph
Four Tri Delta members and two men pose for a photograph during a Tucson, Arizona, Alumnae Chapter event. They are, from left to right, Mary Kanning Amberg, University of Minnesota, Dr. Peter Yorgin, Eve Woods Riley, Southern Methodist University, Pete NiCastro, Judith Linebaugh Libby, Miami University, and Sharon Field Treumann, Northern Arizona University.