1914 1D POSTAGE DUE USED SECOND DAY OF ISSUE. Envelope used locally in London, postage unpaid, cancelled LONDON 21 APR 14. On front "1D" charge mark and ms on reverse "Not known". Boxed "Undelivered for reason stated..." cachet with 1d postage due cancelled LONDON 22 AP 14 and overstruck "CHARGE NOT COLLECTED/FRESH LABEL REQUIRED" hand stamp and a second 1d postage due cancelled LONDON cds 23 AP 14. Very early usage with the 1d postage due introduced 20th April 1914. (Ref 105269).