Yale, Charles G. The production of magnesite in 1913. - Washington, D.C. Government Printing Office 1914 - pp. 441-454 - Mineral Resources of the United States, calendar year 1913-Part II . Impreso Ingles Subjects--Topical Terms: MINERIAMAGNESITA Subjects--Index Terms: PRODUCCION DE MAGNESITA Dewey Class. No.: 549.782