1933 UNDERPAID MAIL MEXICO TO CHEPSTOW. Photographic post card of Tepoxtlan, Mor to Chepstow, England with Mexican 5c cancelled 22.MAY.33, postage underpaid with "1D" charge mark and 1d postage due cancelled CHEPSTOW/MON 3 JU 33. Unusual usage. (Ref 108973).
