Primarily copies of correspondence between Bonavia, Cordero, Salcedo and virrey regarding defense of Texas border with Louisiana and plans to increase military personnel, artillery, bestias, almacenes, cuarteles, arms, etc. To effectively defend against U.s. land encroachment; included are various letters, to ship military supplies, discussion of local economies and how they will withstand such a population increase (Soldados), discussion of mistakes made by expedition of troops in 1806 and need for better planning and supplies this time, a brief discussion of factories to be established to employ various Indians in region; reference to four packages of gazetas de Nuevo Orleans and fact that communication with Louisiana is prohibited; one letter describes tribes of Indians in region and their way of subsistence (brief but informative); of particular (D. J. McClelland, may 1989)