New York: William H. Morrow, (1985). Hardcover first edition - The author's first and only novel, inspired by the death of his brother. It follows four young people - Mark, Ben, Leslie, and Mark's brother (Tim, the narrator) - into the South Dakota Badlands as they search for lost American heroes and the biggest dinosaur bone in history. Rumsey is a Minnesota physician and amateur paleontologist. 320 pp. ISBN: 0-688039898.