From:
Thomas Stretch
To:
William Bernhard Tegetmeier
Date:
25 Feb 1868
Source of text:
DAR 86: C13
Summary:
Eight-year record of sexes of chickens.
Contributor:
Darwin Correspondence Project
From:
Samuel (Sam) Sanday
To:
William Bernhard Tegetmeier
Date:
29 Oct 1868
Source of text:
DAR 85: B22–23
Summary:
Information on proportion of sexes born in sheep.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Bernhard Tegetmeier
Date:
26 May 1868
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:
Did not know of complex change of plumage. From WBT’s letter, CD thinks six weeks to two months old is the best period. Sends details of breeds and other particulars.
Contributor:
Darwin Correspondence Project