Lives of the Eminent Philosophers

Volume 1

 * Book I - The Seven Sages
 * Book II - Socrates, with predecessors and followers
 * Book III - Plato
 * Book IV - The Academics
 * Book V - The Peripatetics

Volume 2

 * Book VI - The Cynics
 * Book VII - The Stoics
 * Book VIII - Pythagoreans
 * Book IX - Others (Eleatics, Atomists, Skeptics, etc.)
 * Book X - Epicurus