First edition. Contemporary Spanish binding in full brown tree calf. Smooth spine decorated with rolls and stars. Black shagreen title label. A tear in the tail compartment, with loss. Slash on the upper board. Rubbing. Scattered foxing. A trace of yellowish dampstaining to margin at center on about fifty leaves, in the middle of the work. Treatise on horse breeding in Spain. The author analyzes the reasons for the decline of horses in Spain and advocates crossing Spanish horses with Arabian horses. This project was adopted by royal decree in 1831.