Unused on cover / entire letter A strip of three, variety the right-hand stamp bisected diagonally, each neatly cancelled "TI" and tied on 1891 (26 May) envelope to Saxony, Germany, showing Turks Islands c.d.s. alongside and with arrival c.d.s. on reverse. A rare franking. R.P.S. Certificate (1966). S.G. 61b. Photo