Wall at 15-18/ΛΕ. From southeast ... AMS Horizontal (normal)
Wall at 15-18/ΛΕ. From northeast ... AMS Horizontal (normal)
Wall at 13-18/Λ. From southeast ... AMS Horizontal (normal)
Wall at 13-18/Λ. From northeast ... AMS Horizontal (normal)
Mixed ... J.H. Oliver R.S. Young C.H. Morgan II M. Crosby ... 583 777 ... 1935, 1936