I] AFTER that conversation Tommy thought a good deal about the North Pole, and decided that he should like to get there and see it and surprise all the other boys at the school with his discovery when he returned after the holidays ; and he grew so interested that he asked his father to give him the compass, and got it. Next morning he decided to have a try to find the North Pole with the aid of his com- pass; so he started early from the garden gate and walked on in the direction pointed out by the blue end of the needle; but when he had gone across three fields and along a road, he was stopped by a brick wall which stretched away east and west, and blocked his passage. Here stood a policeman; and Tommy 246