THE VERY RARE ALEXANDRIA (SCOTLAND) MALTESE CROSS ON COVER (SPEC B1taa CAT £6000). Fine envelope from Alexandria to 'J. B. Christie Esq Glass Works Dumbarton' with a very fine 1d (SG8) lettered ND with fine four margins tied very fine strike of the distinctive 'watery type' Maltese Cross of Alexandria. On front light strike 'ALEXANDRIA' straight line hand stamp in black. On reverse DUMBARTON date stamps DE 25 1843 and DE 26 1843. A very rare cross and Mike Jackson only records four examples on cover. (Ref 118209).