From:
William Bernhard Tegetmeier
To:
Charles Robert Darwin
Date:
8 Jan [1868?]
Source of text:
DAR 178: 69
Summary:
Has seen CD’s "carte" offered for sale.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Bernhard Tegetmeier
Date:
11 Feb [1868]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:
Wants information on sex ratios in domestic animals. Can WBT help?
Contributor:
Darwin Correspondence Project
From:
William Bernhard Tegetmeier
To:
Charles Robert Darwin
Date:
[before 15 Feb 1868]
Source of text:
DAR 178: 79
Summary:
Agrees to help determine the sex ratios in domestic animals.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Bernhard Tegetmeier
Date:
15 Feb [1868]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:
Is much obliged that WBT will undertake tabulation of sex ratios in racehorses, greyhounds, and cattle.
Contributor:
Darwin Correspondence Project
From:
William Bernhard Tegetmeier
To:
Charles Robert Darwin
Date:
[16–20 Feb 1868]
Source of text:
DAR 178: 80
Summary:
Encloses information on sex ratios in thoroughbred horses.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Bernhard Tegetmeier
Date:
21 Feb [1868]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:
Thanks WBT for tabulation of sex ratios in racehorses.
Contributor:
Darwin Correspondence Project
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:
Charles Robert Darwin
To:
William Bernhard Tegetmeier
Date:
[5–9 Mar 1868]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:
Would like to meet with WBT while in London.
Contributor:
Darwin Correspondence Project
From:
William Bernhard Tegetmeier
To:
Charles Robert Darwin
Date:
9 Mar 1868
Source of text:
DAR 86: C11–12
Summary:
On proportion of sexes in birds.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Bernhard Tegetmeier
Date:
17 [Mar 1868]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:
For experiment on effect of male beauty, pigeons should be coloured on the breast.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Bernhard Tegetmeier
Date:
23 Apr [1868]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:
Likes WBT’s review [of Variation] in the Field [31 (1868): 309, 350].
Awaits remarks on coloured pigeons and proportion of sexes.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Bernhard Tegetmeier
Date:
20 May [1868]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:
Inquires about the colour of first plumage of poultry breeds and development of distinguishing features.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Bernhard Tegetmeier
Date:
22 May [1868]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:
Inquires about plumage of poultry breeds.
Contributor:
Darwin Correspondence Project
From:
William Bernhard Tegetmeier
To:
Charles Robert Darwin
Date:
25 May 1868
Source of text:
DAR 142: 49a, 52
Summary:
Describes change of plumage in chickens in order to be sure he is clear about the age of chickens on which CD wants information. Encloses feathers to illustrate changes.
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
From:
Charles Robert Darwin
To:
William Bernhard Tegetmeier
Date:
3 Sept [1868]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:
Would like information on the first plumage of poultry.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William Bernhard Tegetmeier
Date:
8 Sept [1868]
Source of text:
American Philosophical Society (Mss.B.D25.273)
Summary:
Asks about the differences in colour of plumage of adult male, female, and young birds. Suggests pile game as subject.
Asks about relative proportion of sexes in ducks and fowls.
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
