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From:
Robert Main
To:
Sir John Herschel
Date:
[21 September 1868]
Source of text:
RS:HS 12.280
Summary:

Comments on double star observations and some papers on the subject.

Contributor:
John Herschel Project
From:
Robert Main
To:
Sir John Herschel
Date:
[30 September 1868]
Source of text:
RS:HS 12.281
Summary:

About the location of several different sets of double star observations.

Contributor:
John Herschel Project
From:
Robert Main
To:
Sir John Herschel
Date:
[1 October 1868]
Source of text:
RS:HS 12.282
Summary:

Comments on the quality of some of the double star observations in print.

Contributor:
John Herschel Project
From:
Russell Henry Manners
To:
Sir John Herschel
Date:
[1 April 1868]
Source of text:
RS:HS 12.286
Summary:

Forwards a drawing of the great nebula of Orion, which he has just received from Angelo Secchi for JH. Quotes Secchi's remarks.

Contributor:
John Herschel Project
From:
Russell Henry Manners
To:
Sir John Herschel
Date:
[24 December 1868]
Source of text:
RS:HS 12.287
Summary:

Thanks for his communication regarding the reported changes in Eta Argus, and also Lieut. John Herschel's letter from Bangalore. These will form a valuable addition to the next R.A.S.M.N.

Contributor:
John Herschel Project
From:
William Mathews, Jr.
To:
Sir John Herschel
Date:
[16 September 1868]
Source of text:
RS:HS 12.303
Summary:

While in Switzerland requested his wife to send to JH a little tract on Count de S. Robert's hypsometrical investigations. Found that Robert's formulae worked correctly for ordinary European heights. Realizes that JH demolished Robert's theories, but Robert also showed observations on P. S. Laplace's theories.

Contributor:
John Herschel Project
From:
Roderick Impey Murchison
To:
Sir John Herschel
Date:
[10 June 1868]
Source of text:
RS:HS 12.438
Summary:

Tyndall wishes to resign his lectureship at the Royal Institution. If Alexander [Herschel] would like this position, RM can recommend his appointment to the Governors.

Contributor:
John Herschel Project
From:
Roderick Impey Murchison
To:
Sir John Herschel
Date:
[12 June 1868]
Source of text:
RS:HS 12.439
Summary:

Outlines the constitution of the Royal School of Mines. Now finds he has to consult other professors before he can recommend Alexander [Herschel] for a Lectureship.

Contributor:
John Herschel Project
From:
John Murray [Jr.]
To:
Sir John Herschel
Date:
25 July [1868]
Source of text:
RS:HS 12.456
Summary:

Has heard from Mrs. Greig [wife of Woronzow Greig] that JH has consented to read the proof sheets of Mrs. Mary Somerville's work on molecular science. Sends the first 44 pages and would be pleased for any comments. Mrs. Somerville is in Naples.

Contributor:
John Herschel Project
From:
John Murray [Jr.]
To:
Sir John Herschel
Date:
27 July [1868]
Source of text:
RS:HS 12.457
Summary:

Acknowledging the return of the proofs of Mrs. Mary Somerville's book. Is grateful for the revision and will forward the sheets to Mrs. Somerville for her to arrange and incorporate the suggestions.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Robert Main
Date:
[19 September 1868]
Source of text:
RS:HS 24.227
Summary:

Thanks RM for the double star observations he has sent.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Robert Main
Date:
[29 September 1868]
Source of text:
RS:HS 24.229
Summary:

Sends RM a copy of Angelo Secchi's double star observations pointing to a very large number of calculation errors.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Robert Main
Date:
[24 November 1868]
Source of text:
RS:HS 24.240
Summary:

Seems to JH to be some systematic error in some of RM's observations; JH includes examples.

Contributor:
John Herschel Project
From:
D. McNeill
To:
Sir John Herschel
Date:
[17 December 1868]
Source of text:
RS:HS 13.13
Summary:

Will be sending some Pyretheum roseum and some birdlime with instructions for their use. Wrote a few lines to JH's son.

Contributor:
John Herschel Project
From:
William C. Mathison
To:
Sir John Herschel
Date:
[14 March 1868]
Source of text:
RS:HS 13.27
Summary:

Has received with great pleasure JH's obituary of their dear friend [William Whewell]. Such a clear account was much needed.

Contributor:
John Herschel Project
From:
William C. Mathison
To:
Sir John Herschel
Date:
4 November [1868?]
Source of text:
RS:HS 13.28
Summary:

Accept his best thanks for JH's paper on musical scales. It seems to dispose of the whole matter in the most satisfactory manner. Hopes his own pupil is well.

Contributor:
John Herschel Project
From:
P. O'Callaghan
To:
Sir John Herschel
Date:
[1 November 1868]
Source of text:
RS:HS 13.161
Summary:

This town and surrounding area were visited by an earthquake on Friday night. Gives time and details. Alexander Herschel is to give a lecture at Leamington in the ensuing season.

Contributor:
John Herschel Project
From:
Emilien Frossard Pasteur
To:
Sir John Herschel
Date:
[18 September 1868]
Source of text:
RS:HS 13.238
Summary:

Remembers when JH introduced him to the Museum of Geology in Jermyn St.. Would like to exchange some rocks and minerals for some English fossils. Can JH advise him to whom to write?

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Mary Baldwin
Date:
[7 September 1868]
Source of text:
TxU:H/L-0078; Reel 1054
Summary:

News of JH's son William and family, visiting England. JH and wife suffer from hot weather. JH's son John observed 'great eclipse.'

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Alexander J. B. Hope
Date:
[6 April 1868]
Source of text:
TxU:H/L-0091; Reel 1054
Summary:

Opposes parliamentary bill to adopt French metric system. Explains weaknesses of system.

Contributor:
John Herschel Project