and bearing, on reverse, India ½a. pair tied by "BASE OFFICE/OBBIA" c.d.s. and showing Aden and Aberdeen arrival c.d.s. alongside. Rare. Photo" /> cover 1903 (30 Apr.) U5 to Scotland, headed <I>"On Active Service in Somaliland, No stamps available"</I> and bearing, on reverse, India ½a. pair tied by "BASE OFFICE/OBBIA" c.d.s. and showing Aden and Aberdeen arrival c.d.s. alongside. Rare. Photo | Christie's