Thanks to you, we know when the paint was dry.

The next thing to discover is when the paint was last seen without that smear.
YOU have got a head on your shoulders--and you understand what I mean." Mr.Franklin composed himself, and came back with an effort from Miss Rachel to the matter in hand.
"I think I do understand," he said.

"The more we narrow the question of time, the more we also narrow the field of inquiry." "That's it, sir," said the Sergeant.

"Did you notice your work here, on the Wednesday afternoon, after you had done it ?" Mr.Franklin shook his head, and answered, "I can't say I did." "Did you ?" inquired Sergeant Cuff, turning to me.
"I can't say I did either, sir." "Who was the last person in the room, the last thing on Wednesday night ?" "Miss Rachel, I suppose, sir." Mr.Franklin struck in there, "Or possibly your daughter, Betteredge." He turned to Sergeant Cuff, and explained that my daughter was Miss Verinder's maid.
"Mr.Betteredge, ask your daughter to step up.

Stop!" says the Sergeant, taking me away to the window, out of earshot, "Your Superintendent here," he went on, in a whisper, "has made a pretty full report to me of the manner in which he has managed this case.