cover 1901 (19 May) envelope to Capt. Twining at Tongku, bearing B.R.A. 5c. green surcharge with central violet Tientsin cancel, QV 3p. pair tied by Base Office C Reg. c.d.s. and showing, on reverse, F.P.O. 4 (Type 54) and Base Office B datestamps; the envelope with two diagonal creases, one of which crosses a 3p.

Details
cover 1901 (19 May) envelope to Capt. Twining at Tongku, bearing B.R.A. 5c. green surcharge with central violet Tientsin cancel, QV 3p. pair tied by Base Office C Reg. c.d.s. and showing, on reverse, F.P.O. 4 (Type 54) and Base Office B datestamps; the envelope with two diagonal creases, one of which crosses a 3p.