Pointing the gun toward a tree a little way off, Sam blew, and in a moment the arrow was seen sticking in the tree, its head being almost wholly buried in the solid wood.
The boys all wanted to try the new guns, of course, and Sam permitted them to do so, greatly to their delight, as long as the daylight lasted. Then the manufacture of new arrows began, the boys working earnestly now, because they were interested.
After awhile Sam took out his map and began pricking the course upon it.
"I say, Sam," said Bob Sharp, "how do you do that?"
"How do I do what? Prick the map?"
"No, I mean how do you know where we are and which way we go?"
"That's just what I want to know," said Sid Russell.
"And me, too," chimed in Billy Bunker and Jake Elliott.
"Well, come here, all of you," replied Sam
