is the 13th in the series. Dave has graduated from Oak Hall Academy, and from Civil Engineering School, as well. He is conducting civil engineering in the mountains of Montana with one of his long-time friends. Of course, even here, Dave confronts an old enemy, and later learns that his favorite girl friend and sister have been kidnapped by gypsies. Once again, we are treated to non-stop action and adventure in this latest Dave Porter page-turner.