Up to him rushed the ice ship.

Barney ran out on deck, and stood at the side of the boat to render the boy aid.

“Pomp!” screamed Frank, “is the dynamo fixed?” “Yassah!” came the reply. “Only a wire got unfastened.”

“There’s a wall ahead. We can’t go much further this way, Frank.”

“I’ll have to go over the edge of the cliff, then, doctor.”

“Good heavens!”

Into the pack of wolves rushed the boat, scattering the howling beasts right and left, and a scream of joy burst from the boy’s lips when he saw her coming.

CHAPTER XIII.
OFF THE CLIFF.

“Shtop ther Ranger—quick!”

“All right, Barney.”