Stampdesc Mauritania, 1fr-dkbl&ultra-unissued

desc_issuer: Mauritania
desc_denom: 1fr
desc_color: dkbl&ultra
desc_unissued: 1

Used by 1 overprinted stamp:
Mauritania postage 1922 1.25fr dkbl&ultra issue=provisional oc=blk on=1fr-dkbl&ultra-unissued

Description does not match any stamp types!