M.D.C.XLIII. almanack et prognosticon, sive, Speculum anni à nat. J.C. 1643 [electronic resource] : Et ab astrorum creatione Kepleriana 5636. Being the third year after bissextile, or leap year. Wherein is contained a three-fold kalendar, viz. the Iulian or English, the Gregorian or forraigne, and the true accompt, with all the lunations, planetary configurations, cœlestiall observations, and astrologicall predictions therein. Calculated exactly, and composed by John Booker, for the year of Christ,