Six or eight feet were left in his hand, and he tied the end firmly to the bar, knotting it again and again.

Then he slipped through the opening and the passage was so close that his ears scraped as they went by.

He hung for a few moments on the outside, his feet on the stone sill and his hands clasping the iron bar.

He felt sheer and absolute terror.

The spires of the cathedral were invisible and only a few far lights showed dimly.