GUYANA 1981 (MNH) PROVISIONALS, 7 JULY TO 15 SEPTEMBER
Various stamps reissued 7 July to 15 September 1981 with large-format surcharge (18 items). Includes 55c, 440c and 550c with smaller surcharges. Tricky assembly. Fresh and fine. Mint never hinged. SG825-840; SC392-407