Charles Darwin Letters

[Letter, Charles R. Darwin to John Burdon-Sanderson, November 15, 1873] Darwin, Charles, 1809-1882


Charles Darwin, 2 Bryanston St., Portman Square, [London] to John Burdon-Sanderson. Burdon-Sanderson is to test proprionic, butyric, valeric acids for artificial digestion to see if one of those is present in Drosera. A.L.S. 1 p.

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