books.google.com.co - This fascinating glimpse into South America’s past focuses on the works of four European voyagers who came to South America and left a legacy of travel writing in their wake: José Celestino Mutis, a Spanish botanist and doctor; Alexander von Humboldt, a German geographer; Maria Graham, a British historian;...https://books.google.com.co/books/about/A_Geography_of_Hard_Times.html?hl=es&id=1AcBiP9mOmoC&utm_source=gb-gplus-shareA Geography of Hard Times