1. Santiago Villegas, Gobernador del Departamento de Zacatecas, a sus habitantes, sabed Author(s): Zacatecas (Mexico : State). Governor (1835-1842 : Villegas), author. Publication: Zacatecas : [publisher not identified], 1837 Subject(s): Education, Medical -- legislation & jurisprudenceEducation, Pharmacy -- legislation & jurisprudenceMexico