bold = Main text
  Liber, Caput     grey = Comment text

1     Int,       I|    two years he was busily engaged, and then suddenly left
2     Int,       I|   was doubtless too busily engaged with legal and political
3     Int,       I|    the year, he was busily engaged on the De Oratore, a work
4     Int,      IV| works on which he has been engaged within the same space of
5     Int,      IV|  which our author was then engaged had made it difficult to
6     Int,      IV| the same speakers had been engaged; and after more compliments