"I am afraid I did all the fooling.

No, I cannot let you have this back again," he said, as the Greek put out his hand to take the infernal little instrument.

"I must take this back to Scotland Yard; it's quite a long time since we had anything new in this shape.

Compressed air, I presume." Kara nodded solemnly.
"Very ingenious indeed," said T.X.

"If I had a brain like yours," he paused, "I should do something with it--with a gun," he added, as he passed out of the room..