Lecture

 1 I |       quicklime taking fire in the middle of the river, in consequence
 2 I | extremities than it is when in the middle. Starting from one end of
 3 I |          is a certain point in the middle of the whole collection
 4 II|           we can not look into the middle of a body this piece of
 5 V |         attracts this key, but the middle does not attract. It is
 6 V |        lace this little key in the middle it does not adhere; but
 7 V |    extremities which is not in the middle - to have thus in one bar
 8 V |          its not attracting in the middle. But if now, instead of
 9 V |           if I gradually bring the middle of the bar magnet opposite
10 V |            other attracts; and the middle will neither attract nor