room was of twelve seconds, her second of fifteen. Now observe my actions. Madame will have the kindness to give me the key of the jewel-case. I thank you. My friend Hastings will have the kindness to say 'Go!'"
"Go!" I said.
With almost incredible swiftness, Poirot wrenched open the drawer of the dressing-table, extracted the jewel-case, fitted the key in the lock, opened the case, selected a piece of jewellery, shut and locked the case, and returned it to the drawer, which he pushed to again. His movements were like lightning.
"Well, mon ami?" he demanded of me breathlessly.
"Forty-six seconds," I replied.
"You see?" He looked round. "There would not have been time for the chambermaid even to take the necklace out, far less hide it."
"Then that settles it on the maid," said the inspector with satisfaction, and returned to his search. He passed into the maid's bedroom next door.
Poirot was frowning thoughtfully. Suddenly he shot a question at Mr. Opalsen.
