Registered cover (opened for display) franked with 10 lep. and 1 lep. x20, cancelled with "ΑΓ. ΝΙΚΟΛΑΟΣ 5 ΦΕΒΡ. 1904" via "ΗΡΑΚΛΕΙΟΝ 8 ΦΕΒΡ. 1904". Arrival "ΚΑΣΤΕΛΛΙ (ΠΕΔ.) 9 ΦΕΒΡ 1904" (Hellas 1, 3)