Stampdesc Mauritania, 1fr-bl&dpbl-unissued

desc_issuer: Mauritania
desc_denom: 1fr
desc_color: bl&dpbl
desc_unissued: 1

Used by 1 overprinted stamp:
Mauritania postage 1922 1.50fr bl&dpbl issue=provisional oc=blk on=1fr-bl&dpbl-unissued

Description does not match any stamp types!