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Waring, William (b) in author 
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From:
William Waring
To:
Charles Robert Darwin
Date:
9 Jan 1874
Source of text:
DAR 90: 76–8
Summary:

Breeders normally destroy weak and puny puppies in large litters, but would keep females if only one or two.

Contributor:
Darwin Correspondence Project
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From:
William Waring
To:
Charles Robert Darwin
Date:
13 Apr 1874
Source of text:
DAR 90: 44–5
Summary:

On proportion of sexes in litters of greyhounds.

Contributor:
Darwin Correspondence Project
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