An exploratory trench was dug northward several yards from a point on
Wall D, on axis with Structure B. An irregularly shaped remnant of
unmortared-brick structure, varying between two and three bricks wide
and one course high was discovered at the undisturbed level. This
measured 8.5 feet by 6 feet. Adjacent to it, extending 5.8 feet and
having a width varying from 6.5 to 7 feet, was a pit 2 feet 8 inches
deep, dug 2 feet below the undisturbed clay level, and filled with a
heavy deposit of artifacts, oystershells, and animal bones. The artifact
remains were the richest in the entire site. Some of the most
significant of these are the following: