The Spirit of the Border, written by author Zane Grey, is a historical fiction work based on events taking place in the Ohio River Valley. The title is largely based on relations and interactions with the native american community and white settlers during the late 18th century. Zane Grey is well known to use his own ancestors and their accounts as a part of his writings of the period they lived in american history, and the Spirit of the Border is one of his most popular titles. This is an excellent book for those interested in early american times and works of historical fiction.