Entire letter canc. 2-lined "SALONICH/30.DECEMBRE" to Marseille. Red caceht "AUTRICHE ...DE BALE*17.JANV.48", arr. "MARSEILLES*20.JANV.48". On reverse lazaretto cachet "SANITATIS SIGILLUM". Postage markings as well. Sender "L.ALLTINI E I.MODIANO/SALONICCO". Very fine.