An essay for the recording of illustrious providences

Natural Philosophy, Page 15. hath these words; Taking an Oblong Load-stone, and heating it red hot, I found the attractive faculty in not many minutes, either altogether abolish•, or at least so impaired and weakened, that I was scarce if at all able to discern it. But this […] been observed, though not so faithfully re•ated, by more than one; wherefore I shall add, That by Refrigerating this red hot Load-stone either North or South, I found that I could give its extream• a Polarity (if I may so speak) which they would readily display upon an […] Needle freely placed in equilibrium: And not only so▪ but I could by refrigerating the ••me end, sometimes North, and sometimes South, in a very short time change the Poles of the Load-stone a• pleasure, making that which was a quarter of […] hour before the North Pole, become• the South; and on the contrary, the formerly southern Pole become the northern. And this change was wrought on the Load-stone, not only by cooling it directly North and South, but by cooling it perpendicularly: that end of it which was contiguous to the Ground growing the Northern Pole and so (according to the Laws Magnetical) drawing to it the South end; and that which was remotest from the contrary one: As •f indeed the Terrestrial Globe were as some Magnetic Philosophers have supposed it, but a great Magnes, ⟨p. 108⟩since its effluvium's are able in some cases to impart a magnetic faculty to the Load-stone it self, Thus far Mr. Boyle;

Natural Philosophy, Page 15. hath these words; Taking an Oblong Load-stone, and heating it red hot, I found the attractive faculty in not many minutes, either altogether abolish•, or at least so impaired and weakened, that I was scarce if at all able to discern it. But this 〈…〉 been observed, though not so faithfully re•ated, by more than one; wherefore I shall add, That by Refrigerating this red hot Load-stone either North or South, I found that I could give its extream a Polarity (if I may so speak) which they would readily display upon an Needle freely placed in aequilibrium: And not only so but I could by refrigerating the me end, sometimes North, and sometimes South, in a very short time change the Poles of the Load-stone a pleasure, making that which was a qarter of hour before the North Pole, become the South; and on the contrary, the formerly southern Pole become the northern. And this change was wrought on the Load-stone, not only by cooling it directly North and South, but by cooling it perpendicularly: that end of it which was contiguous to the Ground growing the Northern Pole and so (according to the Laws Magnetical) drawing to it the South end; and that which was remotest from the contrary one: As f indeed the Terrestial Globe were as some Magnetic Philosophers have supposed it, but a great Magnes,