Centenary of Greek Coast Guard, Herodotus and Corinne Mentzelopoulous

Cover depicting stamps from 3 different series :

On the left we have the lowest rate stamps from a series on the Centenary of the Greek Coast Guard.

In the middle there's Herodote from the Ancient Greek Writers series.

And on the right side, partly covered there's a portrait of Corinne Mentzelopoulous from a series on Greek personalities.

Thanks a lot Ioannis !!