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Whewell, William in correspondent 
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From:
Sir John Herschel
To:
William Whewell
Date:
[4 February 1817]
Source of text:
TC, Camb. Add. Ms.a.2071 (draft: RS:HS 18.157 & C: RS:HS 20.39 & TC, Camb. 0.1
Summary:

Is actively pursuing mathematical investigations. Plans to come to Cambridge soon for a short visit. Will follow this first letter by many more. Excavations by the Geological Society going on in JH's area.

Contributor:
John Herschel Project
From:
William Whewell
To:
Sir John Herschel
Date:
[6 March 1817]
Source of text:
RS:HS 18.158
Summary:

Discusses university politics. Misses JH. Impressed by [Edward] Bromhead's mathematical abilities. Is considering translating a book by S. F. Lacroix. George Peacock's Tripos examination questions have caused controversy. Believes Peacock should have stressed applied over pure mathematics.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Whewell
Date:
[18 June 1817]
Source of text:
TC, Camb. Add. Ms.a.2072 (C: RS:HS 20.44)
Summary:

Asks about WW's mathematical investigations. JH's book on algebra is progressing. Describes mathematical investigations by [Edward] Bromhead in calculus of factors. Misses Cambridge.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Whewell
Date:
[26 July 1817]
Source of text:
TC, Camb. Add. Ms.a.2073 (C: RS:HS 20.46)
Summary:

Is pursuing mathematical investigations with Charles Babbage. Asks WW to check whether George Peacock is progressing in printing the Supplement to Lacroix's volume.

Contributor:
John Herschel Project
From:
William Whewell
To:
Sir John Herschel
Date:
[19 June 1818]
Source of text:
RS:HS 18.159
Summary:

Informs JH of the place of Simon Stevin in the history of the idea of a parallelogram of forces. Has heard that JH is investigating polarized rays.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Whewell
Date:
[12 August 1818]
Source of text:
TxU:H/L-0496; Reel 1055
Summary:

Grateful for WW's comments on investigations of [Simon] Stevin. JH's work on polarization of light. Discovery of multiple axes of polarization was preempted by David Brewster. Diagrams polarization of niter crystals and Iceland spar.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Whewell
Date:
[19 August 1818]
Source of text:
TC, Camb. Add. Ms.a.2074 (C: RS:HS 20.56)
Summary:

Thanks WW for and expresses agreement with WW's analysis of Simon Stevin. Describes experiments JH is conducting on the polarization of light.

Contributor:
John Herschel Project
From:
William Whewell
To:
Sir John Herschel
Date:
[1 November 1818]
Source of text:
RS:HS 18.160
Summary:

Expresses thanks for and comments on JH's account of JH's optical experiments. Discusses efforts to improve mathematical education at Cambridge, including WW's book on mechanics.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Whewell
Date:
[1 December 1819]
Source of text:
TC, Camb. Add. Ms.a.2075 (C: RS:HS 20.77)
Summary:

Praises WW's new book [Elementary Treatise on Mechanics]; is working to get WW elected to the R.S.L. Criticizes a pamphlet by George Peacock. Comments on rules proposed for the new Cambridge Philosophical Society.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Whewell
Date:
[1821?]
Source of text:
TC, Camb. Add. Ms.a.20718 (C: RS:HS 21.36)
Summary:

Provides detailed travel suggestions for WW's planned trip to the continent. Asks WW to deliver letters to various European scientists.

Contributor:
John Herschel Project
From:
William Whewell
To:
Sir John Herschel
Date:
[20 January 1822]
Source of text:
RS:HS 18.161
Summary:

Urges JH to come to Brighton and then to return with him to Cambridge; stresses that both he and Richard Jones are anxious to talk with JH.

Contributor:
John Herschel Project
From:
William Whewell
To:
Sir John Herschel
Date:
[17 October 1822]
Source of text:
RS:HS 18.162
Summary:

Discusses regions of the Alps and sends sketch of Monte Rosa. Informs JH of a brilliant student, G. B. Airy, who is constructing a calculating machine. Condolences on the death of William Herschel.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Whewell
Date:
[11 November 1822]
Source of text:
TC, Camb. Add. Ms.a.2077 (C: RS:HS 20.155)
Summary:

Thanks WW for drawing of Monte Rosa. Comments on a recent political election.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Whewell
Date:
[1822-12]
Source of text:
TC, Camb. Add. Ms.a.2076 (C: RS:HS 20.157)
Summary:

Gives advice on WW's planned trip to Europe. Asks WW to contact various scientists there on JH's behalf.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Whewell
Date:
[1823-10-15 or later
Source of text:
RS:HS 18.164 (C: RS:HS 20.167 & TC, Camb. 0.15.4618 inc)
Summary:

Comments favorably on a method developed by WW for designating the faces of crystals. Presents a method JH had worked out previously, but writes on the letter: 'Not sent—On rereading his letter I find it is his idea—strange!'

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Whewell
Date:
[1823-10-15 or later
Source of text:
TC, Camb. Add. Ms.a.2078 (C: RS:HS 20:168)
Summary:

Praises and comments on some proposals made by WW for designating the faces of crystals. Urges him to present his method to the R.S.L.

Contributor:
John Herschel Project
From:
William Whewell
To:
Sir John Herschel
Date:
[15 October 1823]
Source of text:
RS:HS 18.163
Summary:

Presents a system WW has devised for designating the faces of crystals. Asks JH whether it would be suitable for presentation to the R.S.L.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Whewell
Date:
24] November [1823
Source of text:
TC, Camb. Add. Ms.a.2079 (C: RS:HS 20.166)
Summary:

Advises WW on how to submit WW's paper on crystallography to the R.S.L. Asks him to visit Henry White.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Whewell
Date:
[19 December 1823]
Source of text:
TC, Camb. Add. Ms.a.20710 (C: RS:HS 20.170)
Summary:

Strongly praises WW's completed paper on crystallography. Questions one point in it.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Whewell
Date:
[28 November 1824]
Source of text:
TC, Camb. Add. Ms.a.20711 (C: RS:HS 20.191)
Summary:

Reports on the reception of WW's crystallography paper at the R.S.L. Asks WW to add a comment on the paper's relation to a paper in David Brewster's journal. Asks WW to contact George Peacock.

Contributor:
John Herschel Project