Two military covers both from Athens to Chios, canc. on arrival "ΧΙΟΣ*23.ΙΟΥΛ.47" and "ΧΙΟΣ*5.ΝΟΕ.48" (both during Greek civil war). Military Navy cachets "Β.Π.ΠΟΛΕΜΙΣΤΗΣ Β.Ν." (used during the civil war as patrol ship) and "ΣΧΟΛΗ ΤΟΡΠΙΛΩΝ Β.Ν.".