Stampdesc El Salvador, 50c-unissued

desc_issuer: El Salvador
desc_denom: 50c
desc_unissued: 1
desc_denom2: 50c (# 12832)

Used by 1 overprinted stamp:
El Salvador postage 1921 1c issue=1921a oc=vio on=50c-unissued

Description does not match any stamp types!