ADMIRALS
Sets, SPECIMEN, Mono-colours, Die I, Die II
MA3650
2/-, deep brown and slate-black, the so-called MYSTERY STAMP. Plate 4, showing distinct light and dark numerals in value tablets, fuzzy blurred portrait with some vertical doubling. Very fine used. Very scarce. Ex. Kirkpatrick. SG 235 group (Admiral H/book, Ref. 6 var.)
 
Note: a horizontal pair of this stamp is illustrated in the Admiral Handbook, page 229. Stated at the time that no other example had been seen
£150