細節
An airtwist wine-glass with a bell bowl, on a conical foot -- 6¼in. high; a mercury-twist wine-glass of drawn-trumpet form on a conical foot -- 6½in. high, circa 1750; an opaque-twist wine-glass, the ogee bowl on a stem with a central corkscrew enclosed in spiralling threads; an opaque-twist wine-glass with a slender funnel bowl, circa 1765; two other wine-glasses and a toddy-lifter (7)