Ten Years Later: Louise de la Valliere by Alexandre Dumas Chapter 34 Page 26

He had, moreover, brought up, one by one, the seven pieces of the staircase, each consisting of two steps. In fact, we can safely assert that, if the king had seen him so ardently at work, his majesty would have sworn an eternal gratitude towards his faithful attendant. As Malicorne anticipated, the workman had completely finished the job in twenty-four hours; he received twenty-four louis, and left, overwhelmed with delight, for he had gained in one day as much as six months’ hard work would have procured him. No one had the slightest suspicion of what had taken place in the room under Mademoiselle de la Valliere’s apartment.

But in the evening of the second day, at the very moment La Valliere had just left Madame’s circle and returned to her own room, she heard a slight creaking sound in one corner.