Ancient Greek text
Πρῶτον δεῖ θέσθαι, τί τὸ δεδομένον· ἔπειτα, τί τὸ χρήσιμον τῆς περὶ …
Euclidis Data cum Commentario Marini et Scholiis Antiquis, Teubner, Leipzig, 1896
Marinus, Commentarium in Euclidis data, ed. Heinrich Menge. Text: The Greek Library, from the Perseus Digital Library and other open sources, CC BY-SA 4.0. Changes: apostrophes normalised and the text divided into reading sections by Interlinea.
Texts from The Greek Library and the Perseus Digital Library, under CC BY-SA 4.0 and CC BY 4.0. Divided into reading sections by Interlinea.