CORINPHILA AUCTIONS 297 - 308 Day 4

Official 1876/85: 6 d. bright blue (shades), wmk. Broad Star, perf. 10½ x 11½-12½, overprinted small 'O.S.', an unused block of four with unusually good perforations for the issue, fine colour, slight wrinkle on large part og. A rare and most attractive multiple Gi = £ 640+.