1840 2D PALE BLUE (SG6) PL.1 (CE) ON COVER CANCELLED GREENOCK DISTINCTIVE MALTESE CROSS. 1842 letter Greenock to Liverpool with 1840 2d pl.1 in an attractive PALE SHADE (SG6) lettered CE, touched at lower right but tied fine strike of the THIN LINED DISTINCTIVE GREENOCK MALTESE CROSS. Backstamped GREENOCK OC 1 1842. Filing fold well clear of stamp but a very scarce usage (Spec D1va Cat £7,500). (Ref 103089).