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From:
George C. Hodgkinson
To:
Sir John Herschel
Date:
[8 September 1864]
Source of text:
RS:HS 9.417
Summary:

Tried Kew and the Admiralty for actinometers but had to obtain one from Henry Barrow in the end, which was broken en route. Thinks these are too fragile for mountain climbing.

Contributor:
John Herschel Project
From:
Juliet Pollock
To:
John Tyndall
Date:
Sept. 8th 1864
Source of text:
MS JT/1/TYP/6/2018, RI
Summary:

No summary available.

Contributor:
Tyndall Project
Text Online
From:
Peter Beveridge
To:
Ferdinand von Mueller
Date:
8 September 1864
Source of text:
Natural History Museum, London, General Library, Owen correspondence, vol. IV, ff. 115-17
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project
Text Online
From:
Darwin, Emma
To:
Darwin, H. E.
Date:
[9 September 1864]
Source of text:
DAR 219.9: 21
Summary:

No summary available.

Contributor:
Darwin Family Letters
From:
John Tyndall
To:
Juliet Pollock
Date:
Saturday
Source of text:
MS JT/1/T/1534, RI
Summary:

No summary available.

Contributor:
Tyndall Project
Text Online
From:
Michael Faraday
To:
John Barlow
Date:
10 September 1864
Source of text:
RI MS F1 F41
Summary:

No summary available.

Contributor:
Faraday Project
From:
William Hepworth Dixon
To:
Sir John Herschel
Date:
[10 September 1864]
Source of text:
WT B.15
Summary:

Wants to send JH's reply to the circular [see JH's 1864-9-6] to the author of the circular, and allow him to reply.

Contributor:
John Herschel Project
From:
Juliet Pollock
To:
John Tyndall
Date:
Sunday | Sep. 11th 1864
Source of text:
MS JT/1/TYP/6/2020, RI
Summary:

No summary available.

Contributor:
Tyndall Project
From:
Sir John Herschel
To:
John Herschel (son)
Date:
[11 September 1864]
Source of text:
JHS 5.10
Summary:

Is pleased with the new wife of son William; JH is very supportive of son John's developing interest in language [an interest of JH's]; JH has not heard of any proposed Himalayan observatory; is sending a copy of his nebula catalogue.

Contributor:
John Herschel Project
Text Online
From:
Clement Hodgkinson
To:
Ferdinand von Mueller
Date:
12 September 1864
Source of text:
Unit 1, pp. 349-52, VPRS 7936/P1 outward letter books of the Secretary for Lands, VA 538 Department of Crown Lands and Survey, Public Record Office, Victoria
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project
From:
Sir John Herschel
To:
John Herschel (son)
Date:
1864-9-12 or later
Source of text:
JHS 5.12
Summary:

Refers son John to JH's Meteorology for help with the mechanics of dynamic wave curves; encourages John to do good whenever he has the opportunity.

Contributor:
John Herschel Project
From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[13 September 1864]
Source of text:
RS:HS 6.374
Summary:

Regarding the antiquity of the + and - signs. Origin of quid vides.

Contributor:
John Herschel Project
From:
Charles Robert Darwin
To:
Asa Gray
Date:
13 Sept [1864]
Source of text:
Gray Herbarium of Harvard University (89)
Summary:

Has finished Climbing plants;

resuming work on Variation.

Sends abstract of John Scott’s paper [see 4332].

Has received review of Herbert Spencer but cannot believe AG wrote it unless he has muddled his brains with metaphysics.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
13 Sept [1864]
Source of text:
DAR 115: 249a–b
Summary:

Pleased that Bentham is cautious about Naudin’s view of reversion. CD can show experimentally that crossing of races and species tends to bring back ancient characters.

Suggests Gärtner’s Bastarderzeugung [1849] be translated

and that Oliver review Scott’s Primula paper [J. Linn. Soc. Lond. (Bot.) 8 (1865): 78–126] for a future issue of Natural History Review.

Is working on Variation.

Contributor:
Darwin Correspondence Project
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Text Online
From:
Michael Faraday
To:
Henry Bence Jones
Date:
13 September 1864
Source of text:
WIHM MS 7844/83
Summary:

No summary available.

Contributor:
Faraday Project
From:
Charles Robert Darwin
To:
John Hutton Balfour
Date:
15 Sept [1864]
Source of text:
Royal Botanic Garden, Edinburgh (Balfour papers)
Summary:

Inquires which nurserymen near Edinburgh cultivate coloured primroses and cowslips. Wants to repeat John Scott’s remarkable experiments.

Contributor:
Darwin Correspondence Project
From:
George Gabriel Stokes
To:
John Tyndall
Date:
15th Septr 1864
Source of text:
MS JT/1/S/237; MS JT/1/TYP/4/1396, RI
Summary:

No summary available.

Contributor:
Tyndall Project
From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[15 September 1864]
Source of text:
RS:HS 24.60
Summary:

On algebraic signs, riddles, and the state of JH's health.

Contributor:
John Herschel Project
From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[16 September 1864]
Source of text:
RS:HS 6.375
Summary:

Hears that JH sits in his study with a stove. This is unhealthy for anyone with bronchial tendencies.

Contributor:
John Herschel Project
From:
Heinrich Debus
To:
John Tyndall
Date:
Septbr 16th 64
Source of text:
MS JT/1/D/31, RI
Summary:

No summary available.

Contributor:
Tyndall Project