Restored plan of the Altar of the Twelve Gods, second period ... PD 288 Horizontal (normal) ... 1951
Altar of the Twelve Gods, actual state and restored plan ... John Travlos ... PD 117 PD 288 even earlier than 51-112, =iii-10a Horizontal (normal) ... 1946
Restrored plan of the Peribolos of the Altar of the Twelve Gods, Period II ... PD 288 Horizontal (normal)