"What's that?" exclaimed one of the plotters.
"I heard nothing."
"You didn't? Well, I did. There's someone around here and close by us."
"Perhaps it was a squirrel in the grass. There is no one here."
The blade of grass had done its work, however. Phil tried hard to control himself, but he knew he was going to sneeze.
All at once the sneeze came, louder than he had ever sneezed before.
The men leaped to their feet in sudden alarm.
CHAPTER XVII
EAVESDROPPERS!
"Look out!"