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Greg, W. R. in addressee 
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From:
Charles Robert Darwin
To:
William Rathbone Greg
Date:
21 Mar [1860?]
Source of text:
Sotheby’s, New York (dealers) (December 1996)
Summary:

Is glad to read Greg’s remarks on Origin. Discusses MS Greg has sent for review on proportion of sexes at birth.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Rathbone Greg
Date:
21 Mar [1871]
Source of text:
DAR 144: 348
Summary:

Comments on WRG’s MS on ratio of the sexes at birth.

Offers to send J. M. A. Thury’s paper ["Loi de production des sexes", Arch. Sci. Phys. & Nat. 18 (1863): 91–8].

Contributor:
Darwin Correspondence Project
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From:
Charles Robert Darwin
To:
William Rathbone Greg
Date:
31 Dec 1878
Source of text:
American Philosophical Society (Mss.B.D25.557)
Summary:

Discusses a chapter on design, written by WRG’s son [Percy Greg, The devil’s advocate (1878)]. Comments on the younger Greg’s criticisms of natural selection and evolution.

Contributor:
Darwin Correspondence Project