LOS VIAJES DE DON FRANCISCO XAVIER DE BALMIS. Notas para la historia de la expedicion vacunal de Espana a America y Filipinas, 1803-1806.

301pp. Illus. With dust jacket. Jacket soiled and front hinge has started,  otherwise a very good, clean copy. A scholarly account of the search by Balmis for plants that could be utilized as medicine to combat viruses that were devastating Mexico in the early 19th. century. A023