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