desc_issuer: French Guinea desc_year: 1892 desc_denom: 20c Used by 1 overprinted stamp: French Guinea postage 11/1912 5c red pc=grn issue=1912 provisional oc=blk on=1892-20c unwmk Not used by any images. Matches 1 type: French Guinea postage 1892 20c red pc=grn issue=Navigation & Commerce unwmk |