An entire wrapper dated for 16th May 1840 (10 days after the first use of the 1d black issue) addressed to the Procurator Fiscal, Inveraray, bearing a 1d black issue from plate 1a lettered M.J. with 2 strikes of a "double-lined" red Maltese cross cancellation.
From the same ink pad, the straight line "Keith" handstamp on the reverse of the cover.