Collection Cavafy Archive The Hellenic Library The Travel Accounts book collection Entities Search My Collections Entities Liturgical books Neo-Hellenic Enlightenment Renaissance – Humanism Theology Travel Literature Gerasimos Vlahos. Ἁρμονία Ὁριστικὴ τῶν ὄντων κατὰ τοὺς Ἑλλήνων Σοφοὺς..., Venice, Andrea Giuliani, 1661. Item Type: Initial Belongs: Gerasimos Vlahos. Ἁρμονία Ὁριστικὴ τῶν ὄντων κατὰ τοὺς Ἑλλήνων Σοφοὺς..., Venice, Andrea Giuliani, 1661. Add to my collection