"M.

Gournay-Martin declared that he saw a burglar slip out of one of the windows of the hall of the chateau, and we found the lock of the bureau in which the keys were kept broken." The inspector seized the knocker, and hammered on the door.
"Try that door there," he cried to his men, pointing to a side-door on the right, the tradesmen's entrance, giving access to the back of the house.

It was locked.

There came no sound of movement in the house in answer to the inspector's knocking.
"Where's the concierge ?" he said.
The Duke shrugged his shoulders.

"There's a housekeeper, too--a woman named Victoire," he said.