bold = Main text
  Liber, Caput     grey = Comment text

1     Pre         | cannot hope to have escaped errors, but after submitting my
2     Pre         |    even at the cost of some errors, to throw off that intellectual
3     Pre         |     thankful for notices of errors and omissions from any who
4     Int,       I|     carefully discusses the errors Atticus had pointed out
5     Int,      II|  and they crowned all their errors by a sin which the orator