The initial book of Roman history, about which the author himself says: “Starting from the founders Jan and Saturn, through successive and successive kings up to the tenth consulate of Constantius, extracted from the works of the authors - Verrius Flaccus, Anziata (as Verrius himself preferred call themselves instead of Antius), then from the annals of the pontiffs and further from the works of Gnaeus Egnatius Veratius, Fabius Pictor, Licinius Macra, Varro, Caesar, Tubero, and then from the entire history of the most ancient writers, as confirmed by each of the neotericists, i.e. Livy, and Victor Afr."