“You haven’t spoken to me for days,” she said.

“I’m rather upset, Dulcie,” he replied, “and pretty poor company.”

“You are always good company, Davie,” she said, comfortingly. “Some good hot tea will pep you up. Cakes?”

David sipped his tea in silence.

“I wish you wouldn’t worry,” Dulcie said presently. “Dad thinks he can advertise it so the thief won’t dare to use your plans at all.”

“That won’t work, Dulcie. You see, every scratch I had ever made on the subject was in that envelope, and it would only be my word against his.”

“Couldn’t Red swear he had seen it?”

“Yes, and then some pals of the thief could swear that they had actually helped construct it.”

“Dad’s going to search every man as he gets off the ship at Los Angeles.”

“What’s to keep him from weighting it, and tossing it out of the ship some good place outside the city? He could easily go back for it.”