From Caligula to Constantine : tyranny & transformation in Roman portraiture - Varner, Eric R.; Varner, Eric R.; Bundrick, Sheramy D.; Davies, Penelope J. E., 1964-; Dickson, Katrina M.; Flower, Harriet I., 1960-; Herrmann, John J.; Kleiner, Diana E. E.; Matheson, Susan B.; Tissol, Garth (Michael C. Carlos Museum, 2000)