Stoa of Attalos Reconstruction Project. Foundations of external concrete columns of Wall Δ' (south side) ... ΣΑ 149 Αριθ. Σχεδιου, Αναστηλωσις Στοα Ατταλου Stained Light Tracing Paper Pencil ... 1955 ... Stoa of Attalos Reconstruction Project. Foundations of external concrete columns of Wall Δ' (south side).