Galaz-Mandakovic Fernández, D. . (2020) “The Guggenheim process. Innovations and counterpoints of a technical and transport system in the saltpeter industry in the Department of Tocopilla (Chile, 1926-1949)”, Revista de Historia, 2(27). Available at: https://revistas.udec.cl/index.php/historia/article/view/2975 (Accessed: 18February2026).