Penny, class IVab, Canterbury, Gilbert, GILBERT ON CAN, 1.41g/4h (N 989/1; S 1365 var.).  Ex Jim Sazama, provenance: R. Carlyon-Britton Collection (XV, 119); R.L. Davis Collection [from Seaby March 1963]; J.P. Mass Collection, Part I, DNW Auction 61, 17 March 2004, lot 432.  Images courtesy of DNW, lot 1240, 18th Sept 2013.