Entire letter canc. "TRIEST*1.ΑUG.1841" and "FRANCO" in red, to Nafplion. Inscribed "Via Patrasso Col Vapore Austriaco", linear cachet "Π.Ε.Μ.Σ." and boxed "ΕΛΛΑΣ ΔΙΑ ΠΑΤΡΩΝ", via "ΠΑΤΡΑΙ*25.ΙΟΥΛΙ.1841", arr. "ΝΑΥΠΛΙΟΝ*27.ΙΟΥΛΙ.1841". Post markings "60" on front (lepta) to be paid, while on reverse "27" (kreuzer) for the ship carriage.