keep mum."

Big Bob impulsively clutched Jack's hand, and squeezed it so fiercely
that it actually hurt.

"You're a friend worth having, Jack Winters!" he exclaimed, warmly,
while his eyes seemed to dim in a strange fashion, though he winked
several times to conceal the fact that tears were near. "You put fresh
heart into a fellow every time. If you can find that paper with the
account of the duplicate letters in it, please let me know, and I'll
run over to your house to get it."

"I'll give a big look tonight," Jack assured him; "and I'm almost sure
I know just where I saw it. Father never allows papers to be destroyed
under a month old, and it'll likely be up in the attic. Depend on me
to get it for you, Bob."

Just then the high school bell started to ring, and both lads had to
hurry to enter in time. Bob braced up and tried to assume his ordinary
look. His pride came to the rescue, for no boy likes to find himself
an object of commiseration among his mates. As for Jack, he had to put
the entire matter from his mind just then, having other things to
occupy his attention.

But every time he chanced to look toward Big Bob during that day's
session it would be to find the other staring eagerly toward him; and
a peculiar smile would creep across the big fellow's face when he
caught Jack's eye. He was depending on this comrade to extricate him
from the pit which his own carelessness had dug for his feet. And Bob
was finding how good it was at such a crucial time in his life to have