Looking north in Great Drain. Blocks of south wall of post-Sullan drain ... AMS Horizontal (normal)
AMS Horizontal (normal)
Bedrock at IH-K and wall beside it ... AMS Horizontal (normal)
Tile water system in House K: tile-lined basin and tile drain system ... House R in nb. south ... July 1947
House K: tiled basin in foreground and various drain tiles ... House R in nb. east ... July 1947
House K, north side. At left, tile system beside north wall; at right, filling of marble chips ... House R in nb. east ... July 1947
