Mercurius anglicanus, or, The English mercury [electronic resource] : being a compleat diary for the year of our Lord 1698, being the second after leap-year : containing monthly predictions, the old Roman or pagan kalendar, with the Gregorian or new accounts, the equation of time, for the regulating of pendulum clocks and watches, an exact tide table, giving an account of the times of high water, more correct and full than others, with directions to know gold from base metals, the like not extant / by George Parker.