1869 cover to Mauritius with a 6d Plate 8 and a 4d Plate 11, tied by a FARNBORO STATION OC 28 69 ā023ā barred duplex canceller. A ā1dā charge mark is on the front of the cover, Aldershot OC 28, London OC 29 and Mauritius NO 27 69 transit and arrival