Page:Gaston Leroux--The man with the black feather.djvu/207

Rh spite of the unceasing watch they kept on him, he was on the very point of success, having got out of his cell and by means of a rope twisted from the straw of his mattress, made his way down into a shop, when they caught him as he was drawing the last bolt of a door which separated him from the street. They found that the Grand-Châtelet was not safe enough for a man of such ingenuity; and he was secretly carried in chains to the Conciergerie, and imprisoned in the most secure corner of Montgomery Tower.