cover 1917 (10 Jun.) XU5 (some peripheral faults) to a soldier in the B.E.F. in France (7.12 arrival ) bearing ½d. and 1d., redirected to Manchester (15.12) and showing violet unframed "PRESENT LOCATION UNCERTAIN" and similar framed "UNDELIVERED FOR REASON STATED RETURN TO SENDER" h.s. alongside, though showing no Dominica arrival c.d.s.. Unusual.