Evidently they have; but that does not argue that there is any surplus space left.
And anyway--" He broke off helplessly.

The inevitableness of the situation was growing.
"Can I make Deep Lake to-night ?" Frona asked, forgetting herself to sympathize with him, then becoming conscious of what she was doing and bursting into laughter.
"But you couldn't ford the river in the dark." He frowned at her levity.

"And there are no camps between." "Are you afraid ?" she asked with just the shadow of a sneer.
"Not for myself." "Well, then, I think I'll go to bed." "I might sit up and keep the fire going," he suggested after a pause.
"Fiddlesticks!" she cried.

"As though your foolish little code were saved in the least! We are not in civilization.

This is the trail to the Pole.