First a nice photograph from 1969 from Leonidion (Plaka)
Leonidion.jpg
Leonidion has been served by Argosaronikos ships for more than 100 years. here is a typical schedule from July 1912 that includes a McDowell ship doing the route of Porto Heli, Leonidion, Astros and Nauplion!
july 20 1912.jpg
Leonidion 1975.JPG
And here is a 1961 photograph of Astros
Paralion Astros 1961.jpg