138994 1843 1D PINK ENVELOPE EDINBURGH TO LONDON WITH EDINBURGH MALTESE CROSS.

1843 1D PINK ENVELOPE EDINBURGH TO LONDON WITH EDINBURGH MALTESE CROSS. Fine 1d pink envelope, very minor soiling, from Edinburgh to 'Thos. Graham Esq, Professor of Chemistry, University College, London' cancelled fine to very fine strike Edinburgh Maltese cross. On reverse Edinburgh date stamp SEP 26 1843. (Ref 138994).