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Personal narrative of travels to the equinoctial regions of the new Continent during the years 1799-1804 by Alexander de Humboldt and Aimé Bonpland :…
2nd International congress of entomology, Oxford, August, 1912
History and incidents of Indian corn, and its culture
The descent of man, and selection in relation to sex
The descent of man and selection in relation to sex
My life : a record of events and opinions
The triumph of life
Wonders of the tropical forests, from "The tropical world"