1959 UNDERPAID MAIL NIGERIA TO CROYDON. Envelope Nigeria to Croydon (slight creasing) with Nigeria 1d x 2 cancelled EBUTE METTA 29 JU 59, postage underpaid with charge marks including UK "4D" in green and boxed "Liable to Letter Rate" with 4d postage due cancelled CROYDON SURREY cds 17 JY 59. (Ref 99255).