Lot 61250 – 1855-57 London Printing 1s pale yellow-green on blued paper in horizontal pair, used

1855-57 London Printing 1s pale yellow-green on blued paper in horizontal pair, lightly cancelled by « 6 » barred numerals of New Plymouth, some minor surface rubbing and cert. states that is has « been washed to remove some creasing », a very rare multiple (the largest known being a strip of three) with only a handful known, with this example being more attractive than the pair in the Hackmey collection which was hammered for US$8’000, cert. Holcombe (1988) (S.G. £11’000+).