desc_issuer: Portuguese Guinea desc_denom: 20r desc_color: grayvio Used by 1 overprinted stamp: Portuguese Guinea postage 1911 20r grayvio issue=1911 Republica d=King Carlos (1898) ovpt=REPUBLICA(serifs) oc=blk on=20r-grayvio unwmk Not used by any images. Matches 2 types: Portuguese Guinea postage 1898 20r grayvio issue=1898 d=King Carlos (1898) unwmk Portuguese Guinea postage 1911 20r grayvio issue=1911 Republica d=King Carlos (1898) ovpt=REPUBLICA(serifs) oc=blk on=20r-grayvio unwmk |