Strosis D and Later Great West Drain from the east ... AMS Horizontal (normal)
Strosis D and Later Great West Drain from the west. X marks threshold block of Roman House B Room 2 ... AMS Horizontal (normal)
From east. The North Great West Drain with ΠΘ's House D's rectangular terracotta drain coming into it ... AMS Horizontal (normal)
From northwest. ΠΘ's House D's rectangular terracotta drain going into North Great West Drain ... AMS Horizontal (normal)
