Glass cone beaker

Glass cone beaker (Harden Class III,e,2). Height 18.6cm, rim diam. 7.8cm. Glass pale olive green with faint bluish tinge, very thin, with small air bubbles and distinct blowing spirals. Rim slightly splayed, in-folded(?). Body straight tapering to a blunt rounded base with pontil mark. Decorated below rim with opaque white spiral trail, beginning with blob at top and wound downwards 12 times. Rim only very slightly worn.Restored from many fragments and incomplete.