Piatos steal 2 horses from Pitiqui. Detachment of soldiers from Altar follows tracks to Sierra del Viejo. Surprises Rancheria of 18 families, who flee up mountains. Soldiers reclaim horses, return to presidio. Later expedition finds Rancheria abandoned. 5 families of reduced Piatos tell Elizondo rebels wish to surrender. Tracks of Apaches found leading into Sierra del Purgatorio. (T. Sheridan) (1980)