A fine colour twist wine glass, circa 1765

A fine colour twist wine glass, circa 1765The bell bowl on a stem enclosing a solid multi-ply corkscrew edged on one side in translucent emerald-green and on the other in opaque iron-red, a pair of heavy opaque white spiral threads between, over a conical foot, 16cm highFor further information on this lot please visit Bonhams.com