Perspective drawing of the south square with the Heliaia, South Stoa II, East Stoa, and Middle Stoa ... J. Travlos ... PD 1150 Horizontal (normal) ... 1960 ... Guide (1990), p. 174, fig. 117 ... Camp (1986), p. 176, fig. 146 ... Agora XIV, p. 65, fig. 22.