AN ENGRAVED OPAQUE-TWIST ALE-GLASS, the slender ogee bowl with a barley-spray and a pendant hop, the stem with a laminated corkscrew core within an eight-ply spiral, on a conical foot (minute chip to footrim), circa 1765, 18.5cm. high; and an engraved airtwist wine-glass, the bell bowl with a border of meandering flowering and berried foliage, the shoulder-knopped stem filled with spiral threads, on a conical foot, circa 1750, 16.5cm. high (2)

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AN ENGRAVED OPAQUE-TWIST ALE-GLASS, the slender ogee bowl with a barley-spray and a pendant hop, the stem with a laminated corkscrew core within an eight-ply spiral, on a conical foot (minute chip to footrim), circa 1765, 18.5cm. high; and an engraved airtwist wine-glass, the bell bowl with a border of meandering flowering and berried foliage, the shoulder-knopped stem filled with spiral threads, on a conical foot, circa 1750, 16.5cm. high (2)