"Now to work." And then the two men, with their hands stretched out and their fingers wide apart, began to feel round the walls to find a joint or crack.
Nothing.

Nothing; not even at the door.

It was closely shut and it was impossible to shoot back the lock.

All that could be done was to make a hole, and escape through the hole.

It remained to be seen if the knives could cut into the walls.
"But whence comes this never-ending rustling ?" asked Evans, who was much impressed at the continuous f-r-r-r.
"The wind, doubtless," said Uncle Prudent.
"The wind! But I thought the night was quite calm." "So it was.