"Dropping meteor nothing," he exclaimed. "Have you fellows all gone nutty that you can't recognize a falling rocket?
"You've seen enough of them, I should think."
"That's just what I was goin' to say," declared the bandit who had been the one to call the attention of his fellows. "When I first saw it, them white stars was a green ball."
"Then it's a signal," ejaculated Bud.
"My eye! but you're the wise guys," grunted Jesse.
"Of course it's a signal. You didn't think it was old Great Bear giving a fireworks display in our honour, did you?
"It's a signal, all right, all right, and it's from those cavalry fellows, too.
"Injuns don't go round carrying a stock of rockets in their belts.
"Now the thing to do is to find out what point of the compass they're signalling to."
With alacrity, the outlaws faced about, some gazing in one direction and some in another.