Empire of the Summer Moon 6/2/2020 “Dr. Bob” has been added to your cart. View cart $18.00 “Empire of the Summer Moon” is the highly-acclaimed story of Quanah Parker and the rise and fall of the Comanches, the most powerful Indian tribe in American history. By S.C. Gwynne. Paperback, 370 pages. Regular price $16. Empire of the Summer Moon quantity Add to cart Category: Our Recommendations Related products Learning from Longhorns $19.95 Add to cart A Cloudless Sky $17.95 Add to cart Coloring Book: Color Me Texas $10.99 Add to cart