A very rare English slipware bird dish, dated 1787A very rare English slipware bird dish, dated 1787Probably North Staffordshire, of shallow circular shape with a notched or piecrust rim, trailed in two colours of mid and dark brown slip with a standing cockerel with speckled plumage, flanked by simple daisy florets and a series of graduated lines and dashes, with the date 1787 at one side, 33.8cm diamA very similar dish dated 1792 was in the Frank Falkner Collection, illustrated by Ronald Cooper, English Slipware Dishes (1968), pl.302.