Large end stone, worked, but roughly. Similar to other worked stones in 17000 (SU 17012) and large stone piers discovered by RPP (SU 10060), and MAP (SU 16036). Possibly base for arch of kiln> PArt of opus ret. structure? Associated with nail (part of supported structure?). Opus reticulatum wall - quasi-reticulatum.
SU 17002: top of wall; view toward the west
SU 17002: view toward the north
SU 17002: view toward the west