5.12.1944. O.A.S. military cover to England, canc. on back "FIELD POST OFFICE 776 * 5 DE 44" (Athens) with "Opened by Censor" censorship tape sealed with violet cachet "PASSED BY R.A.F. BASE CENSOR No.29 / 5-DEC.1944". Rare. Hellas: MF-48I.