Title: Explicación del plano geológico de la región de San Pedro del Gallo, estado de Durango
First published: 1907
Subjects: Geology, Geology, Stratigraphic, Stratigraphic Geology
Places: Colima (State), Durango (State), Mexico
Time periods: Cretaceous
LC classification: QE201 .A3 t. 2, núm. 1