Bowker, 1681 [electronic resource] : an almanack for the year of our Lord God 1681 : being the first after bissextile or leap-year : containing the motions of the sun, moon, planets, and fixed stars, the aspects of the planets and inclination of the air, the time of high-water at London Bridge every day in the year, and also in 55 other ports and havens about England : with a brief chronology in a new mode, and divers other necessary rules, tables and directions pertinent to the compleating of a diary, or day-book, suitable to all mens occasions / calculated properly for the meridian of London, but may generally serve the two famous islands of Great Britain and Ireland, by James Bowker.