Wall X ... ΟΟ-12 2386, 2387 ... Wall X
Wall x ... AMS 790 Horizontal (normal) ... 31 May 1935 ... Wall x.
Wall X. Wall D. Wall x. East Wall. Wall Y ... ΟΟ-12 2390, 2391 ... June 1950 ... Wall X ... Wall D ... Wall x
Surface north of Wall X ... Laura Gawlinski ... Southeast Rotate 180 ... 21 Jul 2017 ... Surface north of Wall X.