Photograph showing depth of modern cellars at 18-27/Β-Θ. Looking south. The thin black vertical line near center is a two meter stick ... Scanned 2005 for the 75th anniversary exhibition and publication. 66 Horizontal (normal) ... 5 Feb 1932
Statue of Hadrian with its back exposed. Photo also shows depth to which Roman fill goes down (below -3.20) ... Scanned 2005 for the 75th anniversary exhibition and publication. 76 Horizontal (normal) ... 5 Feb 1932