The Boy Aviators with the Air Raiders

Excerpt: It seems queer not to have Harry along with us on this trip to the war zone of Europe!” “Just what Pudge, here, was saying last night, Billy. But you know my brother Harry has been ordered by Doctor Perkins to keep quiet for two whole months.” “Frank, he was lucky to break only his arm and collar bone, when it might have been his neck, in that nasty fall. But why are you rubbing your eyes like that, I’d like to know, Pudge Perkins?”