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From:
Charles Robert Darwin
To:
Frans Cornelis (Franciscus Cornelius) Donders
Date:
21 June 1870
Source of text:
American Philosophical Society (Mss.B.D25.)
Summary:

Comments on translation of FCD’s paper ["On the action of the eyelids", Arch. Med. 5 (1870): 20–38].

Speculates that closing eyelids may protect eyes from vibrations.

Discusses publication of Expression.

Contributor:
Darwin Correspondence Project