Bicentenario del nacimiento de Federico Enrique Alejandro Barón de Humboldt, 1769-septiembre 14-1969.
By: [por] Angel N. Bedoya Maruri.
Publisher: Edit. Casa de la Cultura Ecuatoriana
Published: 1969
Place of publication: Quito
Language: spa
Number of pages: 87
Subjects: Humboldt, Alexander von, 1769-1859.; Indians of South America -- Ecuador -- Antiquities.; Volcanoes -- Ecuador.