Correspondence in which Ussel y Guimbarda communicates news governorship; drought occurring in Nuevo Leon, its detrimental effects on corn crop, cattle, squadron well-dressed thanks to Urresti, Siguis attacking frequently along Rio Blanco; Indians at missions in governor's charge behaving peacefully, converting, mine at Yguana producing, though silver scarcer, administrative problems at mine; establishment of British 'comercio' along coast; 'libretas de Vita et moribus' of presidio officers, Urresti, Martiarena, Queclas; inspection records of compania de dragones of same presidio; letters from virrey responding to those from governor and others. (L. Kerr, December 1988)