Auction UPA 96

10s grey and pink, punctured OS (Type O2), block of 4 from SE corner of left pane with partial Harrison imprint, off-centre to SW, small portion of selvedge is missing, very slightly yellowish gum, lower left stamp with couple of small tone spots, lower right stamp with suspicion of tiny closed perf tear, u.m. EXTREMELY RARE MULTIPLE. With CEREMUGA Cert. (2011). Cat £5200 (image available) {O} [US2] (Start Price / Minimum Bid = £1,566.40)