40l dull grey-mauve on blue canc. "ΒΩΛΟΣ (ΤΟΥΡΚΙΑ)*17.ΝΟΕΜ.72" in blue, double control numbers of the same colour printed in a distance of 4mm vertically and 3.5mm horizontally while a third control number at top, practically of the stamp above. This was known as the Volos error triple control numbers (Kound. 54.1.a.iiivar) but in this case the third number is off the stamp. A variation of this very rare and impressive error. Touched 40l dull grey-mauve on blue canc. "ΒΩΛΟΣ (ΤΟΥΡΚΙΑ)*17.ΝΟΕΜ.72" in blue, double control numbers of the same colour printed in a distance of 4mm vertically and 3.5mm horizontally while a third control number at top, practically of the stamp above. This was known as the Volos error triple control numbers (Kound. 54.1.a.iiivar) but in this case the third number is off the stamp. A variation of this very rare and impressive error. Touched