![The observatory ~1875 Πεντέλη](https://greekinter.net/wp-content/uploads/2011/06/54312408.jpg)
![The observatory ~1875 Πεντέλη](https://greekinter.net/wp-content/uploads/2011/06/54312408.jpg)
The observatory ~ 1910
028(_DSC4577) Το Αστεροσκοπείο, περίπου 1910. © …
View of the Athens observatory ~1860
026(_DSC4573) …
View of Athens from the observatory near Acropolis, ~1900
004(1126) Αριστοτέλης…