The Hand of Darwin: Transmutation Notebook D, Page 140

The Hand of Darwin: Transmutation Notebook D, Page 140

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Transmutation Notebook D, Page 140

(Reprinted with permission of Syndics of Cambridge University Library, DAR 123:140)

» listen (mp3, 1:17) to David Kohn provide a broader context to this passage and why Darwin wrote it

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When we multiply the effects of earthquakes, elevating forces in raising continents, & forming mountain-chains, when we estimate the matter removed by the waves of the sea, on beaches— we really, measure the rapidity of change of form, & instincts in the animal kingdom.— It is the unit of our calendar.— epochs & creations, reduce themselves to the revolutions of our system in the Heavens.— […]

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    • Voices on the Radio

    James Moore

    Moore has co-authored several books about Charles Darwin, including Darwin: The Life of a Tormented Evolutionist. He's been researching and teaching Darwin for more than 30 years in Cambridge, England.

    David Kohn

    Kohn is Oxnam Professor Emeritus of Science and Society at Drew University and editor of the Darwin Digital Library of Evolution at the American Museum of Natural History Library.

    Lindon Eaves

    Eaves is a geneticist at Virginia Commonwealth University and an Anglican priest.

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