1947 UNDERPAID MAIL UK TO SWITZERLAND. Envelope (slight faults) Edinburgh to Lausanne Switzerland with KGVI 2½d cancelled EDINBURGH 31 JAN 1947 with postage underpaid andamp; Swiss 10c due cancelled LAUSANNE 8.2.47. andamp; overstruck ANNULE. On reverse boxed "SURCHARGED OWING TO INSUFFICIENT POSTAGE PREPAID 2½D INSTEAD OF 3D. PLEASE ADVISE SENDER" cachet in purple. (Ref 86386).