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The Great Rift Valley, being the narrative of a journey to Mount Kenya a. Lake Baringo w. some account of the geology, nat. history, anthropology, a. future prospects of British East Africa

John Walter Gregory

出版	J. Murray, 1896
URL	http://books.google.com.hk/books?id=7owU_SqPRsEC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN