1848/55: Post Paid 1 d. orange-vermilion on slightly blued paper, Early Impression, a used horizontal pair, positions 11-12 on the sheet of twelve subjects, with clear to good margins all round and of fine colour, cancelled by numeral '1' obliterators of Mahêbourg in black. A very rare and most attractive pair. Certs. RPSL (1944), BPA (2020) Gi = £ 14'000. (Image 1)(Image 2)(Image 3)(Image)