desc_issuer: British Guiana desc_year: 1866 desc_denom: 48c Not used by any overprinted stamps. Used by 1 (0 visible) image: See images as array Matches 2 types: British Guiana postage 1866 48c red issue=1866a d=seal of British Guiana (1860) var=narrow space perf=10 British Guiana postage 1866 48c red issue=1866b d=seal of British Guiana (1863) perf=10 |