Charles Darwin Letters

[Letter, Charles R. Darwin to John Burdon-Sanderson, May 14, 1874] Darwin, Charles, 1809-1882


Charles Darwin, "Down" to John Burdon-Sanderson. Compares the effects of pepsin and the fatty acids with the effects of the Drosera ferment on fibrin, Albumen and other substances. A.L.S. 1 p.

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