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Forbes, James David in correspondent 
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Herschel3313

From:
Sir John Herschel
To:
James David Forbes
Date:
[10 August 1840]
Source of text:
St. Andrews 42 (C: RS:HS 22.62)
Summary:

Explains efforts at using a makeshift apparatus for 'fixing the spectrum.' Discusses current confusion and ultimate hope surrounding JF's meteorological recommendations. In a postscript, notes observations of meteors in Persei.

Contributor:
John Herschel Project

Herschel3596

From:
James David Forbes
To:
Sir John Herschel
Date:
[17 August 1840]
Source of text:
St. Andrews LB III, 120-2 (C: RS:HS 7.296)
Summary:

Thanks for JH's letters and the paper on photography with special reference to the effects of heat. Was present at the R.S.L. during consideration of a national observatory. Would like JH's opinion. Is working on a supplementary report on meteorology.

Contributor:
John Herschel Project

Herschel9563

From:
James David Forbes
To:
Sir John Herschel
Date:
[26 March 1841]
Source of text:
RS:HS 7.297
Summary:

Sending a notice about the polarization of the sky. Also some practical papers he set at Durham. Has the obelisk ready for shipment to the Cape. Has asked Richard Taylor to send him a copy of his report on Meteorology.

Contributor:
John Herschel Project

Herschel3314

From:
James David Forbes
To:
Sir John Herschel
Date:
[30 December 1841]
Source of text:
St. Andrews LB III, 292- (C: RS:HS 7.298)
Summary:

About various testimonials, from JH and others, for JF's application for a government pension.

Contributor:
John Herschel Project

Herschel3598

From:
James David Forbes
To:
Sir John Herschel
Date:
[12 January 1842]
Source of text:
St. Andrews LB III, 318-19 (C: RS:HS 7.299)
Summary:

Is grateful for JH's letter and commendation regarding application for a government pension; will endeavor to carry out his recommendations.

Contributor:
John Herschel Project

Herschel9564

From:
James David Forbes
To:
Sir John Herschel
Date:
[6 April 1842]
Source of text:
RS:HS 7.301
Summary:

Would like to know the composition of the fluid in JH's actinometers.

Contributor:
John Herschel Project

Herschel3316

From:
Sir John Herschel
To:
James David Forbes
Date:
1842-4-9[?]
Source of text:
St. Andrews 21? (C: RS:HS 22.115)
Summary:

Instructions for preparing liquid for the actinometer. Describes 'very strange' experiments on the spectrum as well as an 'unusual' cloud formation.

Contributor:
John Herschel Project

Herschel3264

From:
Sir John Herschel
To:
James David Forbes
Date:
[1842-5]
Source of text:
St. Andrews 43?
Summary:

Proposes meeting times in town. Suggests that JF observe the upcoming total eclipse astronomically. Agrees with JF's seemingly 'cold &c' circular on scientific partnerships, while regretting that it needed to be written.

Contributor:
John Herschel Project

Herschel9565

From:
James David Forbes
To:
Sir John Herschel
Date:
[12 May 1842]
Source of text:
RS:HS 7.302
Summary:

Would like to see him for a few minutes to discuss a paper he is preparing for the R.S.L. on actinometer observations.

Contributor:
John Herschel Project

Herschel9566

From:
James David Forbes
To:
Sir John Herschel
Date:
[14 May 1842]
Source of text:
RS:HS 7.303
Summary:

No meeting of the R.S.L. on the 19th but could arrange to see him before dinner. Hopes to spend the summer amongst the glaciers.

Contributor:
John Herschel Project

Herschel3522

From:
Sir John Herschel
To:
James David Forbes
Date:
16?] May [1842
Source of text:
St. Andrews 49
Summary:

Sets up approximate meeting time, depending on his family's timely departure to Antwerp, with JF at the R.S.L. apartments.

Contributor:
John Herschel Project

Herschel3243

From:
Sir John Herschel
To:
James David Forbes
Date:
[2 June 1842]
Source of text:
St. Andrews 55 (C: RS:HS 22.122)
Summary:

Compares actinometric measurements of radiation. Explains interest in total eclipse relative to actinometry. Discusses the possibility of making actinometric measurements by photographic means.

Contributor:
John Herschel Project

Herschel12742

From:
Sir John Herschel
To:
James David Forbes
Date:
[15 November 1842]
Source of text:
RS:HS 25.6.15 (C: TxU:H/L-0159; Reel 1054)
Summary:

Received JF's paper on 'thermographic process.' Believes that thermic rays were responsible for experimental results of JF, J. W. Draper, and Ludwig Moser. JH's theory of and experiments with thermic rays, which are different from 'calorific' and visible rays, in solar spectrum.

Contributor:
John Herschel Project

Herschel9567

From:
Sir John Herschel
To:
James David Forbes
Date:
[19 January 1843]
Source of text:
RS:HS 7.304 & 22.146
Summary:

Protesting about the refusal of the Royal Society of Edinburgh to publish Thomas Brisbane's magnetic observations; hopes it will be reconsidered. Thinks JF's theory on glaciers has good points, but comments on some of its shortcomings.

Contributor:
John Herschel Project

Herschel9568

From:
James David Forbes
To:
Sir John Herschel
Date:
[23 January 1843]
Source of text:
RS:HS 7.305
Summary:

Is grateful for his letter and photographs. Will send him his paper on glaciers, which he is pleased to see interests him. Thomas Brisbane must be in error about the refusal of the Royal Society of Edinburgh to print his magnetic observations.

Contributor:
John Herschel Project

Herschel3360

From:
Sir John Herschel
To:
James David Forbes
Date:
[7 December 1844]
Source of text:
St. Andrews 77
Summary:

Requests papers relative to a preface to the catalogue of [N. L.] Lacaille's stars, so that the catalogue may be printed.

Contributor:
John Herschel Project

Herschel3377

From:
Sir John Herschel
To:
James David Forbes
Date:
[11 January 1845]
Source of text:
St. Andrews LB III, 602-3 (C: RS:HS 7.306)
Summary:

Believes JH expressed support for pension for surviving child of Thomas Henderson. Comments on this, stating his own view that she is already well provided for.

Contributor:
John Herschel Project

Herschel3539

From:
Sir John Herschel
To:
James David Forbes
Date:
1845-1[?]-22
Source of text:
St. Andrews 7
Summary:

Requests information about actinometers in JF's possession, and provides further information regarding their use.

Contributor:
John Herschel Project

Herschel3597

From:
Sir John Herschel
To:
James David Forbes
Date:
[10 June 1845]
Source of text:
St. Andrews 73 (C: RS:HS 22.241)
Summary:

Hopes to add JF's name to B.A.A.S. Meteorological Committee, and to see JF at Cambridge meeting of the committee.

Contributor:
John Herschel Project

Herschel13854

From:
James David Forbes
To:
Sir John Herschel
Date:
[12 June 1845]
Source of text:
TxU:H/M-0202; Reel 1087
Summary:

Accepts JH's invitation to join Magnetical and Meteorological Committee of B.A.A.S. Will see JH at Cambridge next week. T. M. Brisbane's magnetic observations will be published in Transactions [of Royal Society of Edinburgh]. JH was responsible for making these known.

Contributor:
John Herschel Project
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