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The Rift Valleys and geology of East Africa : an account of the origin & history of the Rift Valleys of East Africa & their relation to the contemporary earth-movements which transformed the geography of the world : with some account of the prehistoric stone implements, soils, water supply, & mineral resources of the Kenya Colony / by J.W. Gregory ; with appendices on the edible earths, soils, fossils, rocks & Masai place-names by E.P. Cathcart ... [et al.]

データ種別	図書
出版者	London : Seeley, Service
出版年	1921
本文言語	英語
大きさ	479 p. : ill. ; 23 cm

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