cover 1855 entire letters (2), both written by Lieut. T Vincent to London and rated "1/-", one (22 June) prepaid and showing partially legible "PAID AT SIERRA LEONE" c.d.s. in red, the other (20 Sept.) unpaid with "SIERRA LEONE" double-arc d.s. - the contents including "This trip to Teneriffe will be another claim for the blood money as it's aim is to enable wounded officer's to regain their health"