Stampdesc Spain, 4p-unissued

desc_issuer: Spain
desc_denom: 4p
desc_unissued: 1

Used by 1 overprinted stamp:
Spanish Guinea semipostal 1926 4p issue=1926 semi ovpt=GUINEA ESPANOLA oc=blk on=issuer=Spain-4p-unissued

Description does not match any stamp types!