He required more rooms in which to carry out Paula's instructions than the former place afforded, and a more central position.

Having reached and dined at Markton he found the evening tedious, and again strolled out in the direction of the castle.
When he reached it the light was declining, and a solemn stillness overspread the pile.

The great tower was in full view.

That spot of white which looked like a pigeon fluttering from the loophole was his handkerchief, still hanging in the place where he had left it.

His eyes yet lingered on the walls when he noticed, with surprise, that the handkerchief suddenly vanished.
Believing that the breezes, though weak below, might have been strong enough at that height to blow it into the turret, and in no hurry to get off the premises, he leisurely climbed up to find it, ascending by the second staircase, crossing the roof, and going to the top of the treacherous turret.