The argument was worth nothing: for the comet might have been _on the dice_ with the event; the astrologers said no more, at least the more rational ones, who were about half of the whole. An astrological and theological discourse upon this present great conjunction (the like whereof hath not (likely) been in some ages) ushered in by a great comet. London, 1682, 4to. By C. N.[265] The author foretells the approaching "sabbatical jubilee," but will not fix the date: he recounts the failures of his predecessors. A judgment of the comet which became first generally visible to us in Dublin, December 13, about 15 minutes before 5 in the evening, A.D. 1680. By a person of quality. Dublin, 1682, 4to. The author argues against cometic astrology with great ability. A prophecy on the conjunction of Saturn and Jupiter in this present year 1682. With some prophetical predictions of what is likely to ensue therefrom in the year 1684. By John Case, Student in physic and astrology.[266] London, 1682, 4to. {129} According to this writer, great conjunctions of Jupiter and Saturn occur "in the fiery trigon," about once in 800 years. Of these there are to be seven: six happened in the several times of Enoch, Noah, Moses, Solomon, Christ, Charlemagne. The seventh, which is to happen at "the lamb's marriage with the bride," seems to be that of 1682; but this is only vaguely hinted. De Quadrature van de Circkel. By Jacob Marcelis. Amsterdam, 1698, 4to. Ampliatie en demonstratie wegens de Quadrature ... By Jacob Marcelis. Amsterdam, 1699, 4to. Eenvoudig vertoog briev-wys geschrevem am J. Marcelis ... Amsterdam, 1702, 4to. De sleutel en openinge van de quadrature ... Amsterdam, 1704, 4to. Who shall contradict Jacob Marcelis?[267] He says the circumference contains the diameter exactly times 1008449087377541679894282184894 3 -------------------------------- 6997183637540819440035239271702 But he does not come very near, as the young arithmetician will find. MATHEMATICAL THEOLOGY. Theologiae Christianae Principia Mathematica. Auctore Johanne Craig.[268] London, 1699, 4to.