Before excavation of continuation again of high, hard-packed fill at the corner of Wall 22 and 25 in Eastern Section, Northeastern Area ... Daniele Pirisino ... Northwest Horizontal (normal) ... 19 Jul 2017
After excavation of continuation again of high, hard-packed fill at the corner of Wall 22 and 25 in Eastern Section, Northeastern Area ... Daniele Pirisino ... Southwest Rotate 90 CW ... 19 Jul 2017