A glance showed them half a dozen men climbing through the bow under the dragon's head up to the forecastle. It was useless to try to hold the whole fore-deck, so the two boys and Astrid ran to the cabin, shut the heavy door, and bolted it securely. There was no window, and only one or two high loop-holes gave fresh air to those within.
"What chance have we of rescue?" asked Astrid, sitting down on a pile of furs.
"Little enough," replied Vagn, moodily, while Sigurd threw himself down beside her. "No one knows where we went, and we won't be missed till noon. It must be about three hours past that now."
The Norsemen, realizing the futility of trying to break in, made no sign; and the afternoon slowly wore away. The ship was bearing north under full sail, and all three captives realized that it was only a matter of time before they would have to give up.
Evidently the Norsemen had been spying on the Danes. Vagn had been struck down by a glancing blow, and all three had been taken to the ship, which left the land at once. Astrid had been left unbound, and had taken advantage of the opportunity as soon as Sigurd became conscious.
Toward evening a rap sounded on the door, and the voice of Thorkel called to them:
"Vagn Akison! Can you hear me?"
CHAPTER III.
JARL HAKON OF NORWAY.
"Well enough," replied Vagn, "what is it?"