Glass cup
Not on view
Colorless
Broad, horizontal, tubular rim, folded out, down, and in; cylindrical body with slightly convex sides, then tooled into tubular, integral, flaring base ring; deep groove between base ring and slightly concave bottom with large circular pontil mark.
Intact, but one crack from rim slanting down side to base ring; a few pinprick bubbles; pitting, dulling, and patches of white and yellow brown iridescent weathering.