Fiji Wilson registered cover with 1912-23 block of four ¼d (SG125), 1915-19 war tax ½d pair (SG138) and 1d (SG139a), Suva 8 Sep 1917 datestamp and registration stamp 15624.  London registered and arrival date stamps of 26 Oct 1917 on the back.   Missing back flap but does not detract from front.