cover 1872-74 (c.), three items cancelled by the scarce "ADEN-CANTONMENT/124" duplex (K6.) comprising an unusual piece bearing Official 2a. (5), another piece bearing 1a. pair and an envelope (opened-out and rather ragged) to India bearing 4a. and showing "ADEN.STEAM.POINT" c.d.s. (D8.) adjacent. Photo