Page:Air Service Boys Over Enemy's Lines.djvu/151

Rh make our repairs. You can hold this torch, Jack, and shove the light squarely on the work."

Tom worked for some time. He tapped as gently as possible when knocking out the dent made by the bullet, and he gradually removed the cause of the trouble. He was just finishing with the spark-plug when the confidence of the air service boys received a sudden jolt.