The key of history; or, A most methodical abridgement of the four chief monarchies : Babylon, Persia, Greece, and Rome. Being a general and compendious chronicle from the floud. Digested into three books. Whereunto is added a marginal chronologie of every Roman emperours reign, and of all the most memorable persons and accidents. Together, with brief illustrations upon the most obscure names, places, and offices. The fourth edition. Written by that excellent and most learned man, John Sleidan.