CHAPTER XXVII
A MAP AND A PLOT
The boys and Billy Dill viewed the surroundings with interest. Some bones lay on the ground, and they kicked them over.
"These can't be human bones, can they?" whispered the senator's son to Dave.
"No, Roger, they are nothing but the bones of some small animal."
"I was afraid the natives might be cannibals!"
To one side of the camp lay a fantastically carved stick, evidently cut by somebody during his leisure. Dave picked this up and saw that it contained a heart, an anchor, a cross, several links of a chain, and some stars. At the big end of the stick was an American flag.
"Hello, look here!" exclaimed the country boy. "This is strange, to say the least. I don't believe any native would cut a stick in this fashion."
"Neither do I," declared Phil. "That must have been carved by an American, and with his jack-knife. Perhaps some sailors were camping out here."
"To me this campfire, or what's left o' it, looks
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