saw it, but finally they were all sure of the turn, and Betty made it.
"Oh, are you going all the way back to where we ate? " asked Grace, as Betty guided her craft into the branch stream.
"I think so," answered the Little Captain. "It will not take much longer, and we may find Tom there. If we do, all our troubles will be over. I think we had better go up."
"But it's getting dark so fast," objected Grace,
"Then a little more dark won't make much difference," returned Mollie with a shrug. "Go on, Betty."
The Gem chugged her way up "Alligator Brook," as the girls had named it. Eagerly they looked for some sign of their missing escort, and listened for any sound that would indicate he was coming to meet them. But the forest was silent. Night was settling down, and birds and beasts were seeking their resting places.
They reached the place where the boat had been tied, and could see where they had eaten their lunch. Over in the gloom there fluttered the paper Betty had fastened to a tree to indicate to Tom the fact that his charges had left.
"He hasn't been here," said Mollie in a low voice.
"No, there's the packet of lunch," went on
