From:
Charles Robert Darwin
To:
William Darwin Fox
Date:
9 Mar [1863]
Source of text:
Christ’s College Library, Cambridge (MS 53 Fox 138)
Summary:
Has quoted WDF on crossing white and slate muscovy ducks [Variation 2: 40]. When not crossed, do these breed true?
Will also quote him on Mr Woodd’s white ewes that produced black lambs by a ram with only black spots [Variation 2: 30].
Contributor:
Darwin Correspondence Project