Book 1 1.prooimion-1.21 1.22-1.42 1.43-1.62 1.63-1.82 Book 2 2.prooimion-2.19 2.20-2.39 2.40-2.59 2.60-2.70 Book 3 3.prooimion-3.19 3.20-3.39 3.40-3.59 3.60-3.66 Book 4 4.prooimion-4.19 4.20-4.39 4.40-4.59 4.60-4.79 4.80-4.83 Book 5 5.prooimion-5.19 5.20-5.40 5.41-5.60 5.61-5.80 5.81-5.95