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From:
John Langdon Haydon Down
To:
Charles Robert Darwin
Date:
18 Dec 1873
Source of text:
DAR 87: 63–4
Summary:

Describes features of an ear of a microcephalous idiot, one of which contradicts Carl Vogt’s views [Mémoire sur les microcéphales (1867)].

Contributor:
Darwin Correspondence Project
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