inscrutable. Afar off the deep boom of the mighty wave, which, gliding up to the land, a green, unbroken mound of water, flung itself in white, impotent rage against the unrepining, unappalled, forlorn cliffs, and made the air thunder with mutinous clamour.

There was no storm--nothing beyond the ordinary winter roller of the Atlantic.

The car stopped, and the two friends descended.

"It's only a few hundred yards from this to the cliff over the Black Rock," said the driver. "But it's lonely there on a day like this. Don't go down. Don't trust yourself on that rock a day like this. She may begin any minute a day like this, and if she catches you between her and the water, you're dead men."

The two friends struck across the downs, the younger leading the way.