Losnr. 258 - 205.-209. Auktion

15 c. blue, imperforate, wmk. 'RA', clear printing, a used example with large margins all round, lightly cancelled by 'O.M. (Oficina Maritima) in blue. Superb and scarce, a wonderful example of the engraver's art. Signed Calves. Cert. Mautalen / Solari Gi 15 = £ 4'500/Kneitschel 18/Scott = $ 6'500.