“My dinner pail—that I bring my night lunch in.”
“What about it?”
“Gone! It was right here near my chair. It’s been taken.”
Dave had followed the progress of the incident of the hour with curiosity, ending in positive interest.
“Come on, Hiram,” he said.
“What for?” inquired his comrade.
“To do some investigating. Don’t you see that if the watchman’s story is straight some one really was here?”
“And if the door was locked when the watchman ran away he couldn’t very well get out.”
“Exactly.”
The two lads made more than one tour of the length and breadth of the place. Their quest proved a vain one. There was no one hiding about the aerodrome, as far as they could discover.