1954 UNDERPAID MAIL POPLAR TO SWEDEN. Envelope Poplar to Stockholm with 2½d Wilding cancelled POPLAR/E.14 18 AUG 1954, postage underpaid with "T/15C" tax mark, Swedish "LOSEN/30 ore..." label with Swedish 30 ore cancelled STOCKHOLM 20.8.54. Attractive. (Ref 108367).
