Joel threw down his books in an uneasy way. "I must give it up; there's no other way," he exclaimed.
"Halloo, Joe!"
"You here?" cried Joel, whirling in surprise. "Come out of your hole,
Dave," peering into the niche between the book-shelves and the bed.
"What are you prowling in there for?"
"Oh! my cuff-button rolled in here somewher