1986 MISSENT MAIL GILLINGHAM KENT/GILLINGHAM DORSET. Envelope (220 x 111), first day cover of 13p Christmas (SG1342), fault at upper right from Guildford to Gillingham Kent cancelled GUILDFORD NOV 1986. Incorrect addressed with fine strike of the boxed cachet "GILLINGHAM/DORSET" (45 x 17) in black. (Ref 111218).
