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From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[9 February 1839]
Source of text:
RS:HS 17.281b (C: RS:HS 22.2)
Summary:

Considerable comment on procedure for submitting paper to R.S.L. Urges WT to mention JH's method of washing with hyposulfite. Comments on some photographic experiments of WT.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[10 February 1839]
Source of text:
Science Museum Talbt 1/12 (draft 'much altered': RS:HS 17.281b & C: RS:HS 22.2
Summary:

JH welcomes WT's mentioning JH's method of fixing with hyposulfite. JH has put some of JH's images on display at R.S.L. Mentions JH's recent experiments relating to photography. Comments regarding a paper submitted to R.S.L. by WT and on some experiments of WT.

Contributor:
John Herschel Project
From:
Spencer Joshua Alwyne Compton, 2nd Marquess of Northampton
To:
Lord Northampton
Date:
11 February 1839
Source of text:
MM/12/45, Royal Society
Summary:

No summary available.

Contributor:
Royal Society
From:
Roderick Impey Murchison
To:
Sir John Herschel
Date:
[11 February 1839]
Source of text:
RS:HS 12.397
Summary:

Has a few pounds surplus from the subscription for JH's vase and wonders if it could be used to supply a plinth for the pedestal. Does JH agree? Perhaps Lady Herschel can supply the wording.

Contributor:
John Herschel Project
From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[11 February 1839]
Source of text:
RS:HS 17.282
Summary:

Wants to withhold description of 'developing' process until it is perfected to obviate others using it. Also refers to second process to make 'positive' and 'negative.'

Contributor:
John Herschel Project
From:
Heinrich Christian Schumacher
To:
Sir John Herschel
Date:
[12 February 1839]
Source of text:
RS:HS 15.383
Summary:

Asks permission to use information from JH's letter in Astronomische Nachrichten. Believes [Alexander von] Humboldt can explain observational anomalies that JH notes.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[12 February 1839]
Source of text:
Science Museum Talbt 1/13 (ACCS: RS:HS 25.5.12 & C: TxU:H/L-0474; Reel 1055)
Summary:

JH will as WT requests stop mentioning JH's hyposulfite fixing process and await publication of WT's process. Reports in detail on some of JH's experiments relating to photography and to spectrum analysis. [In a P.S. dated 1839-2-13,] JH states: 'I have discovered your secret of fixing [or its] equivalent.'

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[13 February 1839]
Source of text:
unknown
Summary:

In reply to WH's 1839-2-8 inquiry, JH believes that 'Skotodynamics' (the propagation of light waves) is a new line of research. Caroline Herschel is ecstatic about her Royal Irish Academy medal.

Contributor:
John Herschel Project
From:
Spencer Joshua Alwyne Compton, 2nd Marquess of Northampton
To:
Lord Northampton
Date:
14 February 1839
Source of text:
MM/12/47, Royal Society
Summary:

No summary available.

Contributor:
Royal Society
From:
Michael Faraday
To:
Sir John Herschel
Date:
[14 February 1839]
Source of text:
RS:HS 7.181
Summary:

Saturday's experiments have brought a severe inflammation of the eyes so has been unable to use the aerolite. Returns it, but will try some experiments later if JH sends it back.

Contributor:
John Herschel Project
From:
Peter Mark Roget
To:
P M Roget
Date:
14 February 1839
Source of text:
MM/12/48, Royal Society
Summary:

No summary available.

Contributor:
Royal Society
From:
Sir John Herschel
To:
William Swainson
Date:
[14 February 1839]
Source of text:
Linnaean Society
Summary:

Thanks WS for his pamphlet on the 'Statistical Zoology of Britain.' Comments on the dynamics of animal and plant ecology.

Contributor:
John Herschel Project
From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[14 February 1839]
Source of text:
RS:HS 17.283
Summary:

Some comments on JH's light and photography experiments, especially effects of different kinds of glass and fixing with ferrocyanate.

Contributor:
John Herschel Project
From:
William Swainson
To:
Sir John Herschel
Date:
[14 February 1839]
Source of text:
RS:HS 17.250
Summary:

Sends JH pamphlet on intimate connection between a country's zoology and its political statistics. Regrets that JH wished not to be nominated for presidency of R.S.L. on returning from Cape.

Contributor:
John Herschel Project
From:
Francis Baily
To:
Sir John Herschel
Date:
[15 February 1839]
Source of text:
RS:HS 3.150
Summary:

Unable to see him as he has another meeting to attend. Regarding the loan of the R.A.S.'s theodolite to Thomas Maclear. Two foreign members have been proposed for the R.A.S.

Contributor:
John Herschel Project
From:
Sir John Franklin
To:
Sir John Herschel
Date:
[15 February 1839]
Source of text:
RS:HS 7.360
Summary:

Introducing John Montague, the Colonial Secretary of Van Diemen's Land.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Francis Baily
Date:
[15 February 1839]
Source of text:
RS:HS 3.151 (C: RS:HS 25.8.16)
Summary:

Approves of the arrangements made by FB regarding the loan of the theodolite.

Contributor:
John Herschel Project
From:
John Lindley
To:
Sir John Herschel
Date:
[16 February 1839]
Source of text:
RS:HS 11.224
Summary:

Will be pleased to examine the dried plants. Send them to the Horticultural Society's Garden, Turnham Green.

Contributor:
John Herschel Project
From:
Charles Robert Darwin
To:
William Whewell
Date:
16 Feb [1839]
Source of text:
Trinity College Library, Cambridge (Add c 88: 4)
Summary:

Asks WW to alter, before printing, the passages in WW’s Presidential Address to the Geological Society [Proc. Geol. Soc. Lond. 3 (1839): 93] which pointedly allude to the delay in publication of CD’s Beagle journal; they might annoy FitzRoy, who, as Captain, has a right to first use of the papers of all officers on board.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Charles Babbage
Date:
19 [Feb 1839 - Aug 1842]
Source of text:
The British Library (Add MS 37191: 299)
Summary:

Asks to be allowed to bring his sister to CB’s party "that she may see the World".

Contributor:
Darwin Correspondence Project