"Oh! Yes, sir; it always was. It had never been opened."

"And the door into Mr. Inglethorp's room? Did you notice if that
was bolted too?"

Annie hesitated.

"I couldn't rightly say, sir; it was shut but I couldn't say
whether it was bolted or not."

"When you finally left the room, did Mrs. Inglethorp bolt the
door after you?"

"No, sir, not then, but I expect she did later. She usually did
lock it at night. The door into the passage, that is."

"Did you notice any candle grease on the floor when you did the
room yesterday?"

"Candle grease? Oh, no, sir. Mrs. Inglethorp didn't have a
candle, only a reading-lamp."

"Then, if there had been a large patch of candle grease on the
floor, you think you would have been sure to have seen it?"

"Yes, sir, and I would have taken it out with a piece of
blotting-paper and a hot iron."

Then Poirot repeated the question he had put to Dorcas: