PL.35 (SG8)(PK) ON COVER USED IN EDINBURGH WITH EDINBURGH MALTESE CROSS. Fine letter used locally in Edinburgh addressed to 'Mefsrs Walker and Melville' dated 21 May 1844 with very fine 1d pl.35 (SG8) lettered PK with four close to very large margins, tied superb strike Edinburgh Maltese Cross in black. On reverse Edinburgh date stamp MAY 22 1844. Filing folds well clear of stamp and cancel. (Ref 120016).