Mazard was doing when we went on deck that morning.
"How do you account for this _dipping_ of the needle ?" he asked Raed.
"By the present theory of magnetism, the earth itself is considered to be a magnet with two poles," replied Raed.

"These poles attract and repel the corresponding poles of a magnetic needle, just as another large needle would.

The nearer we get up to the north magnetic pole of the earth, the more the pole of our needle is pulled down toward it.
We're not such a great distance from it now.

What's our latitude this morning ?" "63 deg.

27'." "Capt.