"It's pretty obvious, old boy," said Hugh grimly. "He no more came about the water than he came about my aunt. I should say that about five hours ago Peterson found out that our one and only Hiram C. Potts was upstairs."
"Good Lord!" spluttered Darrell, by now very wide awake. "How the devil has he done it?"
"There are no flies on the gentleman," remarked Hugh. "I didn't expect he'd do it quite so quick, I must admit. But it wasn't very difficult for him to find out that I had a bungalow here, and so he drew the covert."
"And he's found the bally fox," said Algy. "What do we do, sergeant-major?"
"We take it in turns—two at a time—to sit up with Potts." Hugh glanced at the other three. "Damn it—you blighters—wake up!"
Darrell struggled to his feet and walked up and down the room.
"I don't know what it is," he said, rubbing his eyes, "I feel most infernally sleepy."
"Well, listen to me—confound you…Toby!" Hugh hurled a tobacco-pouch at the offender's head.
"Sorry, old man." With a start Sinclair sat up in his chair and blinked at Hugh.
"They're almost certain to try and get him to-night," went on Hugh. "Having given the show away by leaving a clue on the wretched secretary, they must get the real man as soon as possible. It's far too dangerous to leave the—leave the——" His head dropped forward on his chest: a short, half-strangled snore came from his lips. It had the
