Dove Speculum anni or An almanack for the year of our Lord God. 1681. [electronic resource] : Being the first after bissextile or leap-year, and from the worlds creation 5684. Wherein is contained a chronology, the planets aspects, eclipses, terms, inclination of the air, with other things of note. Calculated properly for the famous University and town of Cambridge, where the north pole is elevated above the horizon 52 degr. and 17 min. But may indifferently serve for any place within this kingdom.