Celestiall observations, or, An ephemeris of the planetary motions : their various configurations, aspects and conjunctions : together with the suns ingress in the cardinall points of heaven : wherein as a prospective glass may astrologically be observed the condition and state of the year of our redemption 1651, being the third after the bissextile or leap year, and since the creation, 5644 : calculated for the meridian of the honourable and populous city of London, being the metropolis of Great Brittaine ... /