I desired them to go back, as there was not room for two persons to pass, saying they should have some of my nuts.

They accordingly turned, and were scrambling back, Allen being close to the mouth of the fissure, when I was suddenly aware of a concussion resembling nothing I had ever before experienced, and which impressed me with a vague conception, if indeed I then thought of anything, that the whole foundations of the solid globe were suddenly rent asunder, and that the day of universal dissolution was at hand..