GUYANA 1981 (MNH) 50C ICID SILVER JUBILEE PROVISIONAL PLATE BLOCK
50c ICID Silver Jubilee plate 1D–1D–1D–1D block x 4 with '1981' overprint. Fresh and fine. Mint never hinged. SG813; SC361
Note: originally issued 2 May 1975 as part of the ICID Silver Jubilee commemorative set. Reissued 7 July 1981 with '1981' overprint
