Saline condition of the soil, 133.

Salt, 83, 154.

Salt-pans, 155.

Salto del Agua, 55.

Sand-pillars, 30.

San Andrés Chalchicomula, 312.

San Antonio de Abajo, 296.

San José and Earthquakes, 67.

San Nícolas, 272.

Santa Anita, 63.