1848-59 Post Paid 2d blue on greyish, early impression, position 10 on the plate, very fine with large margins and used on folded letter „Port Louis 10th August“ to Calcutta (Dutt correspondence) by the vessel „William Money“, with crowned MAURITIUS GPO despatch of AU 10 1849, on reverse boxed Calcutta Ship Letter (apportioned rate „Inland Bearing 1anna/ Ship do 2annas/Total 3annas“), stamp lightly tied by barred circular grid in black, a rare cover Note: The „William Money“ was an Emigrant Ship plying between England and Australia, via the Indian Ocean.