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DCP-LETT-5956

From:
Charles Robert Darwin
To:
Francis Trevelyan (Frank) Buckland
Date:
29 Feb [1868]
Source of text:
American Philosophical Society (Mss.B.D25.)
Summary:

CD sends thanks for information; he will write to Mr Bush.

In relation to the fecundation of ova CD adds that he has compared the use of very little pollen against an immense supply; found no difference in number or weight of seeds or in their germination.

Contributor:
Darwin Correspondence Project

DCP-LETT-5961

From:
Charles Robert Darwin
To:
John Bush
Date:
29 Feb [1868]
Source of text:
Private collection
Summary:

Writes at Frank Buckland’s suggestion. Can JB provide any information on the proportion of sexes in rats?

Do male rats fight for the possession of the female? Are they polygamous?

Contributor:
Darwin Correspondence Project
Text Online

FVM-68-02-29a

From:
Ferdinand von Mueller
To:
August Petermann
Date:
29 February 1868
Source of text:
Briefsammlung, Archiv, Justus Perthes' Verlag, Gotha
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project
Text Online

FVM-68-02-29

From:
Ferdinand von Mueller
To:
George Bentham
Date:
29 February 1868
Source of text:
RBG Kew, Kew correspondence, Australia, Mueller, 1858-70, f. 306
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project

Herschel8424

From:
Hubert Airy
To:
Sir John Herschel
Date:
[29 February 1868]
Source of text:
RS:HS 19.306
Summary:

Sends article on temporary color-blindness. G. B. Airy's book on sound [On Sound and Atmospheric Vibrations] is finished.

Contributor:
John Herschel Project

DCP-LETT-4415F

From:
Charles Robert Darwin
To:
J. B. Baillière et ses fils
Date:
29 Feb [1868]
Source of text:
J. A. Stargardt (dealers) (Catalogue 698, 2012)
Summary:

Sends stamps to the value of 1s. 1d. and asks for parcel to be sent to 6 Queen Anne Street, Cavendish Square, London.

Contributor:
Darwin Correspondence Project

DCP-LETT-5957

From:
Charles Robert Darwin
To:
Leonard Jenyns; Leonard Blomefield
Date:
29 Feb [1868]
Source of text:
Bath Royal Literary and Scientific Institution
Summary:

Thanks LJ for his useful facts. Will "look to" the reference about the nightingale.

Contributor:
Darwin Correspondence Project

DCP-LETT-5959

From:
William Sedgwick
To:
Charles Robert Darwin
Date:
29 Feb 1868
Source of text:
DAR 177: 127
Summary:

Sends extracts giving details of the case of age-limited, hereditary blindness [see Variation 2: 78].

Recounts some cases of reversion that he has encountered.

Contributor:
Darwin Correspondence Project

DCP-LETT-5960

From:
Henry Tibbats Stainton
To:
Charles Robert Darwin
Date:
29 Feb 1868
Source of text:
DAR 85: B52-3; DAR 86: A16;
Summary:

Replies to CD on proportion of sexes in butterflies, coloration of moths, and courtship. Encloses copies of letters on these subjects between HTS, Henry Doubleday, and John Hellins.

Contributor:
Darwin Correspondence Project

DCP-LETT-5958

From:
Charles Robert Darwin
To:
John Jenner Weir
Date:
29 Feb [1868]
Source of text:
Field Museum of Natural History, Chicago
Summary:

JJW’s note on birds was one of the most interesting CD has ever received. Asks several questions. CD is puzzled by cases of magpies whose mates were killed but who always immediately found others.

Alexander Wallace denies any effect of colour in sexual selection among Lepidoptera.

Contributor:
Darwin Correspondence Project
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