Investigation, however, proved the masses to be of ice or snow, and they abandoned this line of exploration until, as they came near the camp, Will made the discovery noted at the end of the last chapter.
From several blocks of ice there protruded an object which made old Jack stare blankly.
“Why, it’s a piece of wood!” he cried.
There was no doubt of this fact, as was proven by a brief investigation. It seemed to be a part of the boarding of a boat, and had evidently been placed where it was, not carelessly, but for a purpose.
“It’s a landmark,” said Jack.
“Of what?” inquired Will.
“Of the same party, probably, that built the hut we found. You see those blocks of ice, lad?”
“Yes, Jack.”
“They were dragged, not thrown here.”
“For what purpose?”