PL.5 (SL CONSTANT VARIETY INVERTED S) S.C.14 (SG24 SPEC C3i) USED ON COVER. 1855 entire from the Belfast Banking Company in Londonderry to Ballymoney dated 27th April 1855 with good used die 2 1d pl.5 lettered SL, centred to right and one short perf at lower right, tied "172" numeral of Derry and TOTALLY CLEAR OF THIS EXCELLENT CONSTANT VARIETY. Back stamped DERRY AP 28 1855. Fine usage. (Ref 105499).