cover 1928 overprinted "POSTAGE/AND/REVENUE" 1/6d. black and green, an upper left corner block of four, variety imperforate at top and at left between stamps and margin, centrally cancelled by G.P.O. c.d.s. and affixed on reverse of locally addressed 1932 (2 July) 3d. registered XU5 with registration receipt affixed below; the XU5 with some rather heavy foxing which affects the adhesives. Unique. S.G. 187. Photo