Upon the same principle that a loadstone, or electro-magnet, lifts a piece of steel, or that the compass-needle is drawn to the north magnetic-pole of the earth.
(a loadstone, or electro-magnet; lifts; a piece of steel) (the compass-needle; is drawn; to the north magnetic-pole of the earth)
a loadstone, or electro-magnet the compass-needle
lifts is drawn
a piece of steel
to the north magnetic-pole of the earth