For which the astronomers (who have written large systems concerning the stone) assign the following reason: that the magnetic virtue does not extend beyond the distance of four miles, and that the mineral, which acts upon the stone in the bowels of the earth, and in the sea about six leagues distant from the shore, is not diffused through the whole globe, but terminated with the limits of the king's dominions; and it was easy, from the great advantage of such a superior situation, for a prince to bring under his obedience whatever country lay within the attraction of that magnet
If a tuning-fork could be made to sing by a magnet or an electrified wire, why would it not be possible to make a musical telegraph--a telegraph with a piano key-board, so that many messages could be sent at once over a single wire?
Here, without the use of a battery, with no more electric current than that made by a couple of magnets, all the waves of a sound had been carried along a wire and changed back to sound at the farther end.
If it was done with the schoolboy's magnet, I suppose it was done by the schoolboy.
He was the only person who could use the magnet," replied Fisher.
That," said the Shaggy Man, impressively, "is the wonderful Love Magnet
This, my dear," said he, impressively, "is the wonderful Love Magnet.
So he gave me the Magnet and the very next day a grizzly bear ate him.
Bassett recognized the stuff of its composition as black volcanic sand, and knew that a pocket magnet
could have captured a full load of the sharply angular grains he trod upon.
He stopped because of the singular stare with which his daughter was regarding him, a look that was indeed a lurid magnet
for the whole group.
We learn first to play with it academically, as the magnet
was once a toy.
But supposing all these conjectures to be false, you cannot contest the inestimable benefit which I shall confer on all mankind, to the last generation, by discovering a passage near the pole to those countries, to reach which at present so many months are requisite; or by ascertaining the secret of the magnet
, which, if at all possible, can only be effected by an undertaking such as mine.
The glowing stoves in the houses were like magnets
And those same things that would have repelled most others, they were the very magnets
that thus drew me.
They are operated by means of enormous magnets
which are suspended at the top of the shaft.