"It looks very like it. You're pretty quick on a scent, I must say," said Guerchard. "What a detective you would have made! Only . . . nothing is certain."
"But it is. Whatever more do you want? Was he at Charmerace yesterday, or was he not? Did he, or did he not, arrange the theft of the motor-cars?"
"Certainly he did. But he himself might have remained in the background all the while," said Guerchard.
"In what shape? . . . Under what mask? . . . By Jove, I should like to see this fellow!" said the Duke.
"We shall see him to-night," said Guerchard.
"To-night?" said the Duke.
"Of course we shall; for he will come to steal the coronet between a quarter to twelve and midnight," said Guerchard.
"Never!" said the Duke. "You don't really believe that he'll have the cheek to attempt such a mad act?"
"Ah, you don't know this man, your Grace . . . his extraordinary mixture of coolness and audacity. It's the danger that attracts him. He throws himself into the fire, and he doesn't get burnt. For the last ten years I've been saying to myself, 'Here we are: this time I've
