Stampdesc Natal, 3d-gray&redvio-unissued

desc_issuer: Natal
desc_denom: 3d
desc_color: gray&redvio
desc_unissued: 1

Used by 1 overprinted stamp:
Natal official 1904 3d gray&redvio ovpt=OFFICIAL oc=blk on=3d-gray&redvio-unissued

Description does not match any stamp types!