Entire letter canc. "CARLSRUHE*15.JUN.41" to Athens. Inscirbed "franco Triest" ,transit postmarks "ST GALLEN*18.JUN.41", boxed "ΕΛΛΑΣ ΔΙΑ ΠΑΤΡΩΝ", and "ΠΑΤΡΑΙ*24.ΙΟΥΝΙ.1841", arr. "ΑΘΗΝΑΙ*26.ΙΟΥΝΙ.1841". Postage markings "16+18/34" (kreuzer for German-Austrian route and Lloyd, and "170+30/200" (lepta) to be paid by the receiver including the Greek inland rate. Very fine and scarce.