Details
cover 1918 (15 Oct.) O.A.S. XU5 to Bombay, showing large "P" h.s. and two strikes of "PASSED BY CENSOR/F 244/ADEN FIELD FORCE" diamond h.s., all in violet and, on reverse, F.P.O. 324 c.d.s. (Sheikh Othman). Very scarce. Photo