The first object now to be examined, in confirmation of the theory, is that change of posture and of shape which is so frequently found in mountainous countries, among the strata which had been originally almost plain and horizontal.
發表於2025-01-19
Theory of the Earth, Volume II 2025 pdf epub mobi 電子書 下載
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Theory of the Earth, Volume II 2025 pdf epub mobi 電子書 下載