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Bowman, William in correspondent 
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From:
Charles Robert Darwin
To:
William Bowman, 1st baronet
Date:
30 July [1867]
Source of text:
DAR 261.11: 8 (EH 8820 6060)
Summary:

Plans to write a book on expression. Questions WB on orbicular muscle in screaming infant and function of muscle contractions in looking at a distant object.

Contributor:
Darwin Correspondence Project
From:
William Bowman, 1st baronet
To:
Charles Robert Darwin
Date:
5 Aug 1867
Source of text:
DAR 160: 267 (fragile)
Summary:

Supposes that infants’ eyes bulge and become engorged with blood during fits of sneezing or screaming, but doubts Charles Bell’s experiment of opening and observing eyes turn from pale to red [Anatomy and philosophy of expression (1844)].

Discusses the action of the eye when looking at distant objects.

Contributor:
Darwin Correspondence Project
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From:
Charles Robert Darwin
To:
William Bowman, 1st baronet
Date:
7 Aug [1867]
Source of text:
DAR 261.11: 10 (EH 88206062)
Summary:

Thanks for reply to queries. Spectroscope an instance of unimagined glorious prospects of science.

Contributor:
Darwin Correspondence Project