Glass bottle 3rd century A.D. Roman Colorless; trail in translucent cobalt blue.Irregular oval everted rim with thick, rounded lip; cylindrical neck, expanding downwards; almost horizontal shoulder; elongated body, convex at top, then concave down side, and bulging at base; deeply pushed-in bottom with pontil scar.Trail applied on outer shoulder and wound round six times in a spiral, extending on to upper body, then drawn down and up in long strokes, creating a pattern of six finger-like shapes, some of which extend onto bottom.Intact; many pinprick bubbles; dulling, some pitting, and brilliant iridescent weathering.Vase with blue applied threads.. Glass bottle. Roman. 3rd century A.D.. Glass; blown and trailed. Late Imperial. Glass