Title: 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 Chrono- logie 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