Postal History

Quality: ✉

1917 N° 141 (Yv.), England, Letter from London, dated 3 July 1917, franked 1 ½p when it should actually be charge 2 1/2p., one short of "1p." in Belgium¨. Was charged double the missing postage being 1p. = 10 centimes x 2 = 20 centimes, cancellation (T20 (Hexagon) L). TX13A, overprint Kortrijk, vf.