The Athenian Agora 24; Late Antiquity A.D. 267-700; Invasions and Their Aftermath; The Herulian Invasion; The Post Herulian Wall; Towers in the West Flank Thompson, Hesperia 29, 1960, pp. 350-359 E.B. Harrison, New Sculptures from the Athenian Agora, 1959, Hesperia 29, 1960, pp. 373-378