Letter 13760 Darwin, C. R. to Nature [before 6 Apr 1882] Summary Add + Reports observations of W. D. Crick [see 13705, 13715, and 13721] and Frank Norgate [see 13079]. They leave no doubt that living bivalves are often carried from pond to pond. Transcription The full text of this letter is not yet available online. Footnotes Add
