Auction: 6USA - The Sovereign Collection
Lot: 77
S.G. #21, 1891 "1 Anna" Dull violet Mombasa provisional surcharge on 4a Brown, initialed "A.B.", lovely rich color, small part o.g. (certificate says traces of o.g.), insignificant tiny mark in the top margin, fine; the key rarity of the Mombasa Estimate US$ 6,000-7,000
Estimate
$6,000 to $7,000