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其他書名
Humboldt, Livingstone, Frémont, Hedin, Scott, Herzog
出版H. Z. Walck, 1959
URLhttp://books.google.com.hk/books?id=waUrAQAAMAAJ&hl=&source=gbs_api
註釋The writings of six explorers, who explored from Africa to the Arctic. It tells why they explored, what they discovered, and how our world benefited from it.