His chum nodded in the affirmative. "Toot! toot! toot!" sounded the "Pollard's" auto-whistle, in three long, triumphant blasts. Arrived at the flagship, the midshipman conducted the visitors at once to the admiral's office. "Did you catch the rascal?" asked that fine old officer. "Yes, sir," nodded Farnum, and gave a quick, brief account of the capture.