1964 UNDERPAID MAIL NEW SOUTHGATE TO FRANCE. Envelope (some faults) New Southgate to Arras, France with 3d Wilding cancelled NEW SOUTHGATE 4 JNE 1964, postage underpaid with "T/21c" tax mark and French postage dues 05, 10 and 20 cancelled ARRAS date stamps 6-6 1964. (Ref 108620).