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Darwin, G. H. in author 
1870-1879::1874::02 in date 
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From:
George Howard Darwin
To:
Charles Robert Darwin
Date:
6 Feb 1874
Source of text:
DAR 210.2: 33
Summary:

Finds statistical evidence that cousin marriages are at least three times as frequent in "our rank" as in the lower.

Contributor:
Darwin Correspondence Project
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