2005 STUDENT RESEARCH PROJECT: THE BRONZE GROUP FROM TRENCH PC 23 Dr. Greg Warden, Southern Methodist University Left to right: Courtney Brasher, Jess Dussling, Greg Warden, Stephanie Brown, and Chelsea Kuiper working on Trench PC 23 bronzes in the clean room.   Students studying the bronze group from Trench PC 23 are Courtney Brasher, Jess Dussling, Stephanie Brown, and Chelsea Kuiper. Jess Dussling, Greg Warden, Stephanie Brown, and Chelsea Kuiper.