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To Charles Lyell 9 October [1866]
Summary
Comments on proofs [of Principles of geology, 10th ed. (1867–8)]: CL does not allude to the specialisation of classes.
Discusses CL’s argument from the absence of Cetacea in Secondary rocks;
finds his discussion of man "superfluous and too orthodox".
Author: | Charles Robert Darwin |
Addressee: | Charles Lyell, 1st baronet |
Date: | 9 Oct [1866] |
Classmark: | American Philosophical Society (Mss.B.D25.320) |
Letter no: | DCP-LETT-5236 |
To Charles Lyell 12 October [1866]
Summary
More comments on proofs [of CL’s Principles of geology, 10th ed.]. Discusses permanence of continents and other points.
Refers to passage describing evaporation of snow in Journal [of researches, pp. 277–8].
Cites astronomers’ views on increasing length of day.
Author: | Charles Robert Darwin |
Addressee: | Charles Lyell, 1st baronet |
Date: | 12 Oct [1866] |
Classmark: | American Philosophical Society (Mss.B.D25.321) |
Letter no: | DCP-LETT-5239 |
Author
Darwin, C. R. | (2) |
Correspondent
Darwin, C. R. | |
Lyell, Charles | (2) |