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From Robert Elliot to George Cupples   4 June 1869

Summary

Proportion of sexes in (new-born) lambs equal, but males more likely to die.

Author:  Robert Elliot
Addressee:  George Cupples
Date:  4 June 1869
Classmark:  DAR 86: A30–1, A62
Letter no:  DCP-LETT-6775

From William Aitchison to George Cupples   16 June 1869

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Summary

Statistics on proportion of sexes in lambs.

Author:  William Aitchison
Addressee:  George Cupples
Date:  16 June 1869
Classmark:  DAR 86: A54–5
Letter no:  DCP-LETT-6784

From John Russell to George Cupples   18 June 1869

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Summary

On the proportion of sexes in lambs.

Author:  J Russell
Addressee:  George Cupples
Date:  18 June 1869
Classmark:  DAR 86: 56–7
Letter no:  DCP-LETT-6786

From Robert Elliot to George Cupples   21 June 1869

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Summary

Proportion of sexes in lambs, before castration.

Author:  Robert Elliot
Addressee:  George Cupples
Date:  21 June 1869
Classmark:  DAR 86: A60–1
Letter no:  DCP-LETT-6791

From William Aitchison to George Cupples   25 June 1869

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Summary

Statistics on proportion of sexes of lambs.

Author:  William Aitchison
Addressee:  George Cupples
Date:  25 June 1869
Classmark:  DAR 86: A63–4
Letter no:  DCP-LETT-6804

From Robert Elliot to George Cupples   25 June 1869

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Summary

Number of lambs born not kept. Counted only at time of castration.

Proportion of sexes in cattle and rats.

Author:  Robert Elliot
Addressee:  George Cupples
Date:  25 June 1869
Classmark:  DAR 86: A65
Letter no:  DCP-LETT-6805

From William Aitchison to George Cupples   30 June 1869

Summary

WA explains the figures he sent GC. In his experience female lambs at the time of castration outnumber the males. [Robert] Elliot differs.

Author:  William Aitchison
Addressee:  George Cupples
Date:  30 June 1869
Classmark:  DAR 86: 66
Letter no:  DCP-LETT-6809F

From James Oliver to George Cupples   3 July 1869

Summary

Information about sexes of sheep at time of castration. Mortality of male lambs higher than that of females.

Author:  James Oliver
Addressee:  George Cupples
Date:  3 July 1869
Classmark:  DAR 86: 67
Letter no:  DCP-LETT-6815F

From John Graham to George Cupples   6 July 1869

Summary

Responds to questions about sex ratios at birth and mortality in either sheep or cattle before eighteen months.

Author:  John Graham
Addressee:  George Cupples
Date:  6 July 1869
Classmark:  DAR A86: 68–9
Letter no:  DCP-LETT-6817F

From James Rait to George Cupples   20 July 1869

Summary

Responds to questions about sex ratios at birth and mortality in either sheep or cattle.

Author:  James Rait
Addressee:  George Cupples
Date:  20 July 1869
Classmark:  DAR 86: 70–1
Letter no:  DCP-LETT-6838F

From George Cupples   20 June 1869

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Summary

On proportion of sexes in litters of dogs.

Author:  George Cupples
Addressee:  Charles Robert Darwin
Date:  20 June 1869
Classmark:  DAR 86: 58–9
Letter no:  DCP-LETT-6789

From Allan C. Pagan to George Cupples   16 July 1869

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Summary

Appends an eight-year list of lambs for CD’s private information.

Author:  Allan C. Pagan
Addressee:  George Cupples
Date:  16 July 1869
Classmark:  DAR 85: B54–5
Letter no:  DCP-LETT-6831

From George Cupples   13 September 1869

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Summary

Proportion of sexes in rats.

Author:  George Cupples
Addressee:  Charles Robert Darwin
Date:  13 Sept 1869
Classmark:  DAR 86: 75
Letter no:  DCP-LETT-6889

From George Cupples   [4–10 November 1869]

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Summary

Weight statistics on deerhound puppies born 23 Sept 1869.

Author:  George Cupples
Addressee:  Charles Robert Darwin
Date:  [4–10 Nov 1869]
Classmark:  DAR 83: 147
Letter no:  DCP-LETT-6970

To George Cupples   20 November [1869]

Summary

Thanks GC for his assistance. "The data for all that I have to say about the Scotch deer-hound are, owing to you, almost sufficient; and much better data than I have got in many other cases." [See Descent 2: 260.]

Believes Dr Stirling would be compelled to admit some change in "the famous protoplasm in our domestic races, both in regard to the structure of the body & qualities of the mind".

Author:  Charles Robert Darwin
Addressee:  George Cupples
Date:  20 Nov [1869]
Classmark:  Det Kongelige Bibliotek, Copenhagen (NKS 4127 II, 4to0)
Letter no:  DCP-LETT-7000

DCP-LETT-7064

Author:  George Cupples
Addressee:  Charles Robert Darwin
Date:  
Classmark:  DAR 161: ???
Letter no:  DCP-LETT-7064

From George Cupples   29 April 1870

Summary

Will send deerhound puppy.

Is critical of Herbert Spencer.

Author:  George Cupples
Addressee:  Charles Robert Darwin
Date:  29 Apr 1870
Classmark:  DAR 161: 292
Letter no:  DCP-LETT-7177

From George Cupples   20 June 1870

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Summary

Will send CD a deerhound puppy.

Reaffirms his statement that dogs in breeding form decided preferences toward each other, based on size, colour, or character.

Author:  George Cupples
Addressee:  Charles Robert Darwin
Date:  20 June 1870
Classmark:  DAR 83: 142–3
Letter no:  DCP-LETT-7237

From George Cupples   17 September 1870

Summary

CD’s deerhound puppy will be ready soon.

Author:  George Cupples
Addressee:  Charles Robert Darwin
Date:  17 Sept 1870
Classmark:  DAR 161: 293
Letter no:  DCP-LETT-7321

From George Cupples   8 October 1870

Summary

Delay in sending deerhound puppy.

Author:  George Cupples
Addressee:  Charles Robert Darwin
Date:  8 Oct 1870
Classmark:  DAR 161: 294
Letter no:  DCP-LETT-7338
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