1959 MAIL TO LONDON 'NORTH WESTERN T.P.O. NT. DOWN-1A'/LATE FEE. Envelope to Southgate |London with graphite Wildings ½d x 5 cancelled 'NORTH WESTERN T.P.O. NT DOWN-1A' date stamps 8 OC 59. On front fine strike boxed '1D/TO PAY POSTED IN T.P.O. LATE FEE NOT PAID.' and 1d postage due cancelled SOUTHGATE 10 OC 59. (Ref 118487).