“Sorrel,” reported the cowboy, “a sorrel, with one white forward foot.”

The superintendent drew in a quick breath, and rested his eyes on Merriwell.


CHAPTER XLI.
A DARK OUTLOOK FOR LENNING.

Merriwell and Burke looked at each other so long and so significantly that Ballard became curious.

“What’s biting you two, anyhow?” he asked.

In the fewest possible words, Frank told Ballard and Blunt about the robbery in the cañon.

“Thunder!” exclaimed Ballard. “Why, the stage went past us with both horses on the run while we were tangled up with that pig. I wondered then why the mischief the driver was in such a tearing hurry.”

“That must have been right after the robbery,” said the excited cowboy, “and the driver was in a rush to get to town and spread the news. Gee, but this is a stunner!”

“Those two fellows we saw on horseback were the robbers,” went on Ballard. “The things they had in front of them were the mail bags!”