on piece 1903 (30 Apr.) India 1a. on 2a.6p. stationery envelope (front and part back, reinforced) to Cambridge, clearly cancelled by "F.P.O. NO 44" c.d.s. (the earliest recorded date for General Manning's column) and showing, on reverse, "BASE OFFICE/OBBIA" single-ring d.s. (14.5), one of two recorded examples of this type