Georgian knop wine glass, c.1745/50, with flared bowl, above high collar knop stem with tear drop air bubble on circular folded foot, height 15.5 cm. Provenance: A number of pieces of the collection featured in the 'Circle of Glass Collectors Commemorative Exhibition 1937 - 1962', Victoria and Albert Museum, London, 1962 and 'Exhibition of English Glass', Victoria and Albert Museum, 1968.