“Indianth!” screamed Tommy. “We’ll all be thcalped. Oh, thave me!” Then the little lisping girl ran like a frightened deer, for the protection of the Meadow-Brook Girls’ tent.

CHAPTER XXIII—THE HARMONICA SERENADE

“Oh, what is it?” wailed Margery.

No one was able to answer the question for the moment. It was a startling interruption. Even Harriet, though unafraid, could not make up her mind what was the meaning of the outbreak.

Now she saw what the lights were. They were flaring torches made from cat-tails. Then all at once she recalled that the Tramp Club boys played harmonicas. She had heard them play once before.

“Don’t be afraid, girls. It is the boys,” said Harriet in a relieved tone.

“The boys?” questioned Miss Elting. Then her face lighted up understandingly. “Oh the rascals!” she exclaimed.

The girls now that they knew no danger threatened them stood perfectly still, waiting for the concert to come to an end.

“You may come in, boys, when you have finished your concert,” called the guardian. “We have enjoyed the serenade very much.”

The music and shouting ceased abruptly. A moment later Captain Baker stepped into the camp. His face was flushed, but there was a certain sheepishness about him that made Harriet Burrell’s eyes twinkle.