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From:
Charles Robert Darwin
To:
Asa Gray
Date:
24 Feb [1860]
Source of text:
Gray Herbarium of Harvard University (23)
Summary:

Last sheets of AG’s review of Origin have arrived. CD’s comments and criticisms.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Bernhard Tegetmeier
Date:
24 [Feb? 1860]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:

Discusses poultry crosses, "what a hopelessly difficult subject is that of inheritance!" Gives details of some pigeon crosses he made; cannot positively recall which produced the blue bird.

Contributor:
Darwin Correspondence Project