Pleasure with Profit: Consisting of Recreations of Divers Kinds, Viz. Numerical, Geometrical, Mechanical, Statical, Astronomical, Horometrical, Cryptographical, Magnetical, Automatical, Chymical, and Historical : Published to Recreate Ingenious Spirits, and to Induce Them to Make Further Scrutiny Into These (and the Like) Sublime Sciences, and to Divert Them from Following Such Vices, to which Youth (in this Age) are So Much Inclin'd
Richard Baldwin and John Dunton, near the Oxford-Arms in Warwick-Lane, and at the Raven in the Poultrey, 1694 - 408 pagine
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Pagina 24 - His going forth is from the end of the heaven, And his circuit unto the ends of it : And there is nothing hid from the heat thereof.
Pagina 11 - God said, Let there be lights in the firmament of heaven to divide the day from the night; and let them be for signs, and for seasons, and for days and years: and let them be for lights in the firmament of heaven to give light upon the earth: and it was so.
Pagina 10 - ... since the same weight which in its fall does turn the wheel, is, by the turning of the wheel, carried up again. Or, if the water, falling upon one wheel, would not be forcible enough for this effect, why then there might be two, or three, or more, according as the length and elevation of the instrument will admit ; by which means the weight of it may be so multiplied in the fall that it shall be...
Pagina 11 - But on the other side, if all the water falling upon one wheel, would be able to turn it round, then half of it would serve with two wheels ; and the rest may be so disposed of in the fall, as to serve unto some other useful delightful ends. When I first thought of this invention, I could...
Pagina 9 - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor. Or, 2.
Pagina 27 - ... equal to the square root of the numerator divided by the square root of the denominator.
Pagina 31 - ... so that every day the planet that rules the day comes forth, the rest being hid within the frames, till they come out...
Pagina 60 - B, from B to C, from C to D, from D to E, and from E to A ; and measure the distances AB, BC, CD, DE, and EA.
Pagina 11 - H, shall consequently give a circular motion to the whole screw : or if this alone should be too weak for the turning of it, then the same water which falls from the wheel H, being received into the other vessel F, may from thence again descend on the wheel I ; by which means the force of it will be doubled *. And...