Page:Philosophical Transactions - Volume 037.djvu/324

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Having ground some Loadstones with Emmery, I have saved the Grindings, and mixing them with Water, so that they might easily be moved, I put them into a Bottle to sink, placing on each Side a Loadstone, one with its North, and the other with its South Pole towards the Bottle, and found, after the Matter was settled and dried, it formed itself into a Sort of Loadstone, which had a moderate Strength, and two regular Poles.

I have found several Niceties in arming of Loadstones; but not to be tedious, I shall herewith conclude; not doubting but that if I have discovered any thing, yet unknown, you will own or record me to be the Inventor of it. I am, with humble Respects,

Gentlemen,
Your most humble Servant,
Arnold Marcel.

athe End of the Iron Bar, with which the Vertue is rubbed into the Steel or Iron.

No 1.the Figure of the Point, on one Side.

No 2.The Figure of the Point, on the other Side.

AThe Needle of a Compass.

B BThe End or Edge of the Bar, with which the Needle is rubbed, beginning at C C, and proceeding to D D.

FINIS.