My cell there was so high in the castle that, with the wall and the rock below, there was a fall of a hundred and fifty feet, at least; so that the difficulties of escape were a good deal greater than they are here--or perhaps I should say seemed to be a good deal greater, for I don't know that they were.
"There is the tramp of a sentry outside.

I suppose he walks up and down the whole length of the six casemates.

I counted them as we came in.

We are at one end, which, of course, is an advantage." "Why so ?" one of the others asked with a puzzled expression of face.
"Well, you see, the sentry only passes us once to every twice he passes the casemate in the middle, and has his back to us twice as long at a time." "I should not have thought of that," Stauffen said.

"Yes, I can see that if we were escaping through this door, which seems to me impossible, that it would be an advantage;" and he glanced at his companion, as if to say that there was more in this fortunate young officer than they had thought.
Among the officers who had served throughout with Frederick, the manner in which Fergus had gained his promotion was well known.