The Holding Up of Lady Glanedale

"Although there had been a shower and the mould was wet," proceeded Malcolm Sage, "there were no marks of mud or mould on the pipe, on the window-sill, or in Lady Glanedale's bedroom, which, I understand, had purposely not been swept. A man had slid down that water-pipe; yet he had done so without so much as removing the surface dust from the paint.