Flores, Teodoro. creator Instituto Geológico de México text bibliography mx México Talleres "La Impresora," 1929 monographic spa

print

[4], ix, [1], [3]-267 p., [144] leaves of plates (some folded) : ill., maps, plans ; 34 cm. por Teodoro Flores. At head of title: Secretaría de industria, comercio y trabajo ; Departamento de exploraciones y estudios geológicos. Plates ii-v, viii-ix, xii, xix-xx, and xxviii in separate envelope. Includes bibliographical references: p. [252]-253. n-mx--- Geology Mexico Sonora (State) Mines and mineral resources Mexico Sonora (State) QE201 .A2 num. 49 gs 31000084 U.S. Geol. Survey. Library 820205 20260227111335.0 gs 31000084