magnetic pole

The special feature of their work was to be magnetic observations in the vicinity of the South Magnetic Pole.

Also, it gave us some vague idea as to the direction in which lay the South Magnetic Pole.

How far for the other forty-nine minutes which were needed for a vertical dip and the South Magnetic Pole?

In the beginning of the year 1777 the north magnetic pole was in 76 deg.

Sir John Ross made the second expedition at his own expense and found the Northern magnetic pole.