From:
Charles Robert Darwin
To:
William Darwin Fox
Date:
19 Mar [1855]
Source of text:
Christ’s College Library, Cambridge (MS 53 Fox 87)
Summary:
Asks WDF to observe at what age pigeons have tail-feathers sufficiently developed to be counted.
CD is hard at work on his notes for a book with all the facts "for & versus" the immutability of species.
Asks for a young chicken and a nestling common pigeon.
Contributor:
Darwin Correspondence Project