The Lives of the Caesars include the biographies of Julius Caesar and the eleven subsequent emperors: Augustus, Tiberius, Gaius Caligula, Claudius, Nero, Galba, Otho, Vitelius, Vespasian, Titus, Domitian. It was Robert Graves's primary reference source when he was writing I, Claudius. Suetonius composed his material from a variety of sources, without much concern for their reliability. His biographies consist the ancestry and career of each emperor...