Classics, modern fiction, non-fiction and more. Written for secondary and adult students the Oxford Bookworms Library has seven reading levels from A1-C1 of the CEFR. In the second century AD, when the Ninth Roman Legion marched into the mists of northern Britain, not one man came back. Four thousand men disappeared, and the Eagle, the symbol of the Legion's honour, was lost. Years later there is a story that the Eagle has been seen again. So Marcus Aquila, whose father disappeared with the Nint ...