CHAPTER XIX.
THE TRAMP CLUB FINDS A CLUE "Hello! What's this ?" Larry, stooping over, picked up a piece of filmy linen.
"A handkerchief, isn't it ?" asked Sam.
"Let me see that, please," demanded George Baker.

Larry handed it to him.

"It's a girl's handkerchief, boys.

And here are two initials in one corner.

Hello! 'H.B.' What does that stand for ?" "It stands for 'Have Been'," declared Larry.