ally discovered a gypsy cave and had succeeded not only in rounding up the band of gypsies but in recovering several valuable articles that had been stolen from them. The four boys who were now facing the enemy in France had shared in their fun that summer, pitching camp near the bungalow of the girls.
Their next adventure found the girls and boys again at Pine Island, but under greatly altered circumstances. America had just entered the great war, and the four boys had responded eagerly to the bugle call. Later they were sent to Camp Liberty for training, to which the girls soon followed them to work in the Hostess House.
Will Ford, the brother of Grace, had caused the girls, and especially his sister, anxiety and uneasiness because of his failure to enlist with the other boys. In the end he justified himself, however, by delivering a German spy to justice and enlisting in the service of his country immediately afterward. The girls also recovered some valuable jewelry that the spy had stolen fr