"Three hundred thousand."

"What else have you to report?"

"One of the watchmen is our man, and he will attend to the other. Number Twenty has investigated the vault, and reports that he can open it in twelve or fifteen minutes."

"How about transportation?" the Black Star wrote.

"One limousine and three closed autos; all has been arranged."

"Good!" the Black Star wrote. "That is all—except I want no mistakes made to-night."

The other man left the room. The master criminal touched a bell button, and the servant entered.

"Has the mechanic reported?" the Black Star asked.

"Yes, sir. The machine is in perfect working order, sir. He will test it further after dark."

"Very well. I want him to be ready to start about eleven thirty, perhaps a quarter of an hour sooner than that."