The key of historie: or, A most methodicall abridgement of the foure chiefe monarchies, Babylon, Persia, Greece, and Rome : Being a generall and compendious chronicle from the Flood. Digested into three bookes: whereunto is added a marginall chronologie of euery Roman emperours raigne, and of all the most memorable persons and accidents. Together with briefe illustrations upon the more obscure names, places and offices. The third edition. Written by that excellent and most learned man, Iohn Sleidan.