Collier's New Encyclopedia (1921)/Coahuila
COAHUILA (kō-ā-wē′lä), a State of Mexico, separated from Texas by the Rio Grande, has an area of 63,786 square miles, partly mountainous, and forming in the W. a part of the wilderness of the Bolson de Mapimi. The climate is healthy, though extremes of heat and cold are usual. The State is rich in minerals, especially silver, and coal has been found. It has valuable pasturage, and in many parts a most fertile soil. The Mexican International railway, traversing the State from N. to S., has contributed much in recent years to the development of its resources; several cotton-factories and a large number of flour-mills are in operation. Pop. about 400,000; capital, Saltillo (pop. about 40,000).