Looking southeast (of photos 1 and 4 on page 814), showing rubble walls forming angle ... Scanned 2005 for the 75th anniversary exhibition and publication. 816 Horizontal (normal) ... 15 May 1933
Ζ-5 815, 816 Section Ζ 121 Section Ζ 122 Section Ζ 123 Section Ζ 124
Mixed ... E. Vanderpool ... 781 978 ... 1933