thoughtfully. "How do you account for it?"

"I can't," admitted Bart, "except to theorize, of course, that someone
had enough interest in myself or the company to rush into the burning
shed and save the books and close the safe while I was getting my father
to safety."

"That's rational, but who was it?" persisted Mr. Leslie.

"Whoever it was," said Bart, "he has certainly proved himself a good,
true friend."

"Have you no idea who it is?" challenged Mr. Leslie sharply.

Bart hesitated for a moment.

"Why, yes," he admitted finally. "I am pretty sure who it is. I do not
know his name, but I have seen him several times," and Bart thought it
best to reveal to his superior all he knew about the roustabout who had
warned him of the burglary, who had assisted him in rescuing his father
from the burning express shed, and who had vanished suddenly as people
began to crowd to the scene of the blaze.

"I would like to meet that man!" commented Mr. Leslie.

"I hardly think that possible," explained Bart. "He seems to be afraid
to face the open daylight, and, as you see, has not even manifested
himself to me, except in a covert way."

"He is some poor unfortunate in trouble," said the superintendent. "If