Complex sentence: The codex contains the text of the four Gospels on 197 parchment leaves (17.1 cm by 13.6 cm), written in one column per page, 23 lines per page.
Split into simpler sentences: The codex contains the text of the four Gospels on 197 parchment leaves (17.1 cm by 13.6 cm). Written in one column per page, in 23 lines per page.