SOLOMON ISLANDS 1966 (VARIETY) 8C/9D FRIGATE BIRD PAIR WITH INVERTED '8'
8c/9d Frigate Bird pair, upright watermark, with right stamp featuring inverted '8' of surcharge. Scarce. Fresh and fine. Mint never hinged. SG142Aa; SC156var
Note: the inverted '8' variety occurs on column 2, row 9 of affected panes
