Ascension 1934 KGV 3d Torn Flag Variety on Cover

1934 KGV 3d TORN FLAG VARIETY (SG 14b) within block of four on registered cover to England, adhesives clearly tied by two strikes of the Ascension Registered oval 7 AU. Variety shown on top left stamp of the block, nicely clear and unobscured by postmark. Backstamped on arrival 21 AUG. F-VF, scarce.