desc_issuer: Rio de Oro desc_year: 1912 desc_denom: 20c Related descs: issuer=Rio de Oro-1911 Used by 1 overprinted stamp: Rio de Oro postage 1917 20c d=King Alfonso XIII (1912) ovpt=1917 oc=blk on=1912-20c unwmk Not used by any images. Matches 1 type: Rio de Oro postage 1912 20c issue=1912 d=King Alfonso XIII (1912) unwmk |