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Forbes, James David in correspondent 
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From:
James David Forbes
To:
Sir John Herschel
Date:
[23 November 1849]
Source of text:
RS:HS 7.311
Summary:

B.A.A.S. and Royal Society of Edinburgh have been approached to apply to the government for finance to send an observer and reflector to the Cape Observatory. Does JH think this advisable, with his knowledge of conditions at the Cape?

Contributor:
John Herschel Project
From:
James David Forbes
To:
Sir John Herschel
Date:
[6 November 1850]
Source of text:
St. Andrews LB IV, 522-3 (C: RS:HS 7.313)
Summary:

Was pleased by JH's favorable opinion of his paper on the Vivarais. Finds JH's arguments concerning [John] Michell's theory of probabilities unconvincing. Will soon write a paper on the problems.

Contributor:
John Herschel Project
From:
James David Forbes
To:
Sir John Herschel
Date:
[27 November 1851]
Source of text:
St. Andrews LB V, 103-4
Summary:

Regrets he has not been able to find anyone suitable for the chair of chemistry and natural philosophy at Sydney University.

Contributor:
John Herschel Project
From:
James David Forbes
To:
Sir John Herschel
Date:
[19 May 1858]
Source of text:
RS:HS 7.314
Summary:

Thanks for JH's article on meteorology from the Encyclopaedia Britannica. Has been investigating climatology lately. His own health has not been good. Sends some of his own reprints that may be of interest.

Contributor:
John Herschel Project
From:
James David Forbes
To:
Sir John Herschel
Date:
[8 June 1858]
Source of text:
RS:HS 7.315
Summary:

Article on glaciers is from the Encyclopaedia Britannica and was restricted because of space. Mistakes by John Tyndall and others have arisen because his own Letters on Glaciers has been overlooked. William Whewell is to be married.

Contributor:
John Herschel Project
From:
James David Forbes
To:
Sir John Herschel
Date:
[16 July 1858]
Source of text:
RS:HS 7.316
Summary:

Has he read John Tyndall's paper on the plasticity of ice and the theory of glaciers? Indebted to Michael Faraday for some excellent observations and the term 'Regulation.'

Contributor:
John Herschel Project
From:
James David Forbes
To:
Sir John Herschel
Date:
[19 March 1859]
Source of text:
RS:HS 7.317
Summary:

Has requested his publishers to send JH his recent volume on glaciers. Thanks for JH's Physical Geography.

Contributor:
John Herschel Project
From:
James David Forbes
To:
Sir John Herschel
Date:
[3 November 1859]
Source of text:
RS:HS 7.318
Summary:

Is a candidate for the position of Principal at St. Andrews United College in succession to David Brewster, who has moved to Edinburgh. Would be pleased to receive a testimonial from JH. Has already received one from Brewster.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James David Forbes
Date:
[23 May 1832]
Source of text:
St. Andrews 73 (C: RS:HS 21.110)
Summary:

Sends thanks and congratulations for paper verifying electric origins of all magnetism. Will give JF an actinometer with complete instructions. Includes some instructions for obtaining and using it. Sends regards to Mario Gemellaro, should JF go to Catania.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James David Forbes
Date:
[5 August 1832]
Source of text:
St. Andrews 123 (C: RS:HS 25.3.8)
Summary:

Suggests that JF use his instruments to compare the force of solar radiation at high and low elevations. Delineates possible methods for this experimentation, and lists results of similar experiments. Includes further information on the actinometer.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James David Forbes
Date:
[7 December 1832]
Source of text:
St. Andrews 171 (C: RS:HS 21.124)
Summary:

Gives JF permission to use JH's letter to JF's brother in any way JF sees fit to obtain the Chair of Natural Philosophy (at Edinburgh), but still does not wish directly to promote JF's selection. Briefly discusses results of JF's experiments with the actinometer.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James David Forbes
Date:
[17 December 1832]
Source of text:
St. Andrews 183 (C: RS:HS 21.125)
Summary:

Is drawing up a new actinometer and comments on JF's ideas about it. Encloses a letter to JF's brother.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James David Forbes
Date:
[20 February 1833]
Source of text:
St. Andrews 17 (C: RS:HS 21.129)
Summary:

Congratulates JF on obtaining, after some difficulty, the Chair of Natural Philosophy at Edinburgh. Accepts offer to discuss meteorology with JF's relation Leslie Melville[?], and hopes to mention his actinometer.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James David Forbes
Date:
[6 May 1833]
Source of text:
St. Andrews 28
Summary:

Offers JF advice about the telescope mirror [?] and looks forward to seeing JF on his way to France.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James David Forbes
Date:
[16 October 1833]
Source of text:
St. Andrews 48 (C: RS:HS 21.151)
Summary:

Wishes JF well in [Edinburgh] and leaves addresses where JH may be reached [at the Cape].

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James David Forbes
Date:
[30 May 1835]
Source of text:
St. Andrews 16 (C: RS:HS 25.4.11)
Summary:

Discusses reduction of barometric observations. Praises the Cape's climate.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James David Forbes
Date:
[15 November 1836]
Source of text:
St. Andrews 60 (C: RS:HS 21.213)
Summary:

Discusses methods of magnetic observation, JH's actinometric readings in the Cape, and the need for more physical observatories.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James David Forbes
Date:
[25 September 1837]
Source of text:
St. Andrews 40 (C: RS:HS 21.229)
Summary:

Thanks JF for papers and requests copies of those JH has borrowed; comments on JH's observations on solar heat, light, and lines in spectra.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James David Forbes
Date:
[30 March 1839]
Source of text:
St. Andrews 24 (C: RS:HS 22.5)
Summary:

Discusses prospects for meteorological committee of B.A.A.S., on which they both will serve. Lacks time for it. Does not need hourly observations made by Committee of Physico-Mathematical Society of Edinburgh.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James David Forbes
Date:
[6 June 1839]
Source of text:
St. Andrews 32 (C: RS:HS 22.15)
Summary:

Writes 'in haste' to thank JF for a pair of papers. Comments on Louis Daguerre's pictures in Paris.

Contributor:
John Herschel Project