From:
Gustav Wiedemann
To:
John Tyndall
Date:
Undated
Source of text:
MS JT/1/W/39, RI
Summary:
No summary available.
Contributor:
Tyndall Project
From:
Charles Robert Darwin
To:
John Stevens Henslow
Date:
25 Sept [1857]
Source of text:
DAR 93: A58–9
Summary:
Thanks JSH for his magnificent present. Hopes Hooker will bring the specimens.
Have water-fowl ever been seen at Ipswich on Mr Ransome’s great tank?
Contributor:
Darwin Correspondence Project
From:
J. H. Symons
To:
Sir John Herschel
Date:
[25 September 1857]
Source of text:
RS:HS 17.254
Summary:
Will send JS's treatise; wishes could offer something 'more intrinsically valuable' as token of gratitude for everything.
Contributor:
John Herschel Project
From:
Robert Schlagintweit
To:
Charles Robert Darwin
Date:
25 Sept 1857
Source of text:
DAR 177: 52 (fragile)
Summary:
Gives CD further details of the fertility of the offspring from cross of a yak and Indian cow, the so-called chooboos, whose fertility he has traced to the seventh generation [see Natural selection, pp. 437–8].
Contributor:
Darwin Correspondence Project
From:
Sir John Herschel
To:
Warren de La Rue
Date:
[25 September 1857]
Source of text:
RS:HS 23.206
Summary:
Thanks for photograph of the moon.
Contributor:
John Herschel Project