As with one accord they drew still nearer the camp, they could smell the coffee and their appetites began to assert themselves.
"Wish I had some," whispered Adrian.
"You'll get to be as bad as Billie first thing you know," was the retort. "But, hush! There comes some one."
They lay flat on the ground and listened.
Whoever it might be was coming directly toward them.
Not a move did the boys make, hoping that they might not be discovered, but ready to act if they were.
When within ten feet of them the footsteps halted and they heard a voice say:
"This will be far enough. You are the end man on the line."
"Bueno, caporal!"
"Keep a close watch," cautioned the corporal. "You never know what these Americans may do."