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Galton, Erasmus in correspondent 
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1870-1879 in date 
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From:
Erasmus Galton
To:
Charles Robert Darwin
Date:
30 Dec 1871
Source of text:
DAR 165: 5
Summary:

After reading Descent sends two instances of men and animals using the same muscles to express similar emotional states.

Contributor:
Darwin Correspondence Project
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