Registered Parcel postal card franked (front and back) with 13 X 5Drs "Van der Heyden" (one block of 10) + 25Drs in pair + 30lep. in pair "Litho" + 3X 1Drs "Landscapes", cancelled "ΠΕΙΡΑΙΕΥΣ (ΔΕΜΑΤΑ) 28 ΔΕΚ.28" to Basel-Switzerland. Total rate 78,60 Drs. Very rare (Hellas 226, 397, 474, 490)