1843 LONDON NO. '6' IN MALTESE CROSS ON COVER (SPEC B1uf). Fine letter London to Plymouth with fine 1d pl.20 (SG8) lettered CG with four close to very large margins, tied very fine upright strike London no. '6' in Maltese Cross (Spec B1uf). On reverse PLYMOUTH date stamp JY 19 1843. (Ref 117570).