actly over that den. There! I can drop the smoke signal now, all right, and we'll soon see what comes of it."
Immediately afterwards those in the distance who were eagerly watching every action of the hovering plane must have seen through their powerful glasses a trail of smoke dropping from its body. It signified that just at that moment the Yankee flier was hanging over the object to which the attention of the gunners was called.
Quickly would the necessary calculations be made, while Jack kept circling around and around, just as a buzzard might when it had located a promising feast below.
Jack, too, watched that sector as well as he could and attend to his duties at the same time. He wished he had the binoculars in his hands just then, while he steered with his knees; but it was more important that Morgan retain possession of the glasses.
A yell from the observer announced that something had happened of a pleasing character. Jack guessed its nature even before he heard the other shouting.
"They've begun business, Jack! The whole battery let loose then in concert! Say, there's yet another close by! And yes, they're breaking into the game too! Oh, you Boche, I pity you now, nix!"
