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To G. D. Campbell   23 September 1878

Summary

Doubts that "the same well-characterized species should be produced in two distinct countries, or at two distinct times".

Author:  Charles Robert Darwin
Addressee:  George Douglas Campbell, 8th duke of Argyll
Date:  23 Sept 1878
Classmark:  Nature, 5 March 1891, p. 415
Letter no:  DCP-LETT-11706
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letter (1)
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Campbell, G. D.disabled_by_default
Darwin, C. R.disabled_by_default