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1860-1869::1862::09 in date 
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Herschel10185

From:
Johannes von Gumpach
To:
Sir John Herschel
Date:
[1 September 1862]
Source of text:
RS:HS 9.72
Summary:

Has published a pamphlet on the True Figure and Dimensions of the Figure of the Earth, which he sends for his comments. Has had no success with G. B. Airy. Has found an error in J. F. Encke's work on the comet.

Contributor:
John Herschel Project

Herschel7654

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[2 September 1862]
Source of text:
RAS:JH Archive 12/1.1.8; Reel 10
Summary:

Sorry to hear about JH's pain. Encloses notes from GA's testimony to parliamentary committee investigating changing standards of weights and measures. GA's work continues on 'veritable precessions.'

Contributor:
John Herschel Project

Herschel5863

From:
John Bullar
To:
Sir John Herschel
Date:
[3 September 1862]
Source of text:
RS:HS 4.332
Summary:

Is grateful for the ? which made him laugh. Hopes that Lady Herschel will accept the enclosed.

Contributor:
John Herschel Project

Herschel10186

From:
Sir John Herschel
To:
Johannes von Gumpach
Date:
[3 September 1862]
Source of text:
RS:HS 9.73 & 23.386
Summary:

Thanks for the pamphlet on the Figure of the Earth, but regrets he cannot agree with its conclusions. Points out some of the more serious errors.

Contributor:
John Herschel Project

Herschel3389

From:
John C. Sikes
To:
Sir John Herschel
Date:
[11 September 1862]
Source of text:
RS:HS 17.204
Summary:

Confirms through personal experience a passage in JH's Physical Geography regarding an 1860 earthquake.

Contributor:
John Herschel Project

Herschel1720

From:
Smith, Elder & Co.
To:
Sir John Herschel
Date:
[13 September 1862]
Source of text:
RS:HS 16.207
Summary:

Note accompanying proofs of a contribution by JH to 'Survey of Literature, Science, and Art'.

Contributor:
John Herschel Project

Herschel6842

From:
Warren de La Rue
To:
Sir John Herschel
Date:
[14 September 1862]
Source of text:
RS:HS 6.150
Summary:

Regarding the pictures of the moon by M. M. Gussew. Gives details of the eclipse of 1860. Heliograph has been working at his observatory since February. G. Sabler has now left and will doubtless do good work when he receives his instrument from J. H. Dallmeyer.

Contributor:
John Herschel Project

Herschel10187

From:
Johannes von Gumpach
To:
Sir John Herschel
Date:
[15 September 1862]
Source of text:
RS:HS 9.74
Summary:

Thanks for his frank statement on his pamphlet, but would like his opinion later when he has studied it more thoroughly.

Contributor:
John Herschel Project

Herschel1721

From:
Smith, Elder & Co.
To:
Sir John Herschel
Date:
[16 September 1862]
Source of text:
RS:HS 16.208
Summary:

Note accompanying some material being returned to JH.

Contributor:
John Herschel Project

Herschel11279

From:
John Lee
To:
Sir John Herschel
Date:
[17 September 1862]
Source of text:
RS:HS 11.182
Summary:

James Glaisher has made two more balloon ascents and reached six miles high. W. R. Birt has been observing at Hartwell during the present lunation and discovered several new spots, a sea, and craters. Sends details. Is sending a petition to H. J. Temple (3rd Viscount Palmerston) for a pension for Birt and would be glad if JH would look it over and sign it.

Contributor:
John Herschel Project

Herschel8938

From:
Sir John Herschel
To:
The London Review
Date:
[17 September 1862]
Source of text:
London Review, 5 (Sept. 20, 1862), 264
Summary:

Congratulations on the balloon ascent to 30,000 feet by James Glaisher and Henry Coxwell. Suggests far greater heights are possible using compressed oxygen to breathe and the 'Peruvian coca leaf' [cocaine] as a source of strength.

Contributor:
John Herschel Project

Herschel7694

From:
William Lassell
To:
Sir John Herschel
Date:
[26 September 1862]
Source of text:
RAS:JH Archive 12/1.7.4; Reel 10
Summary:

Delighted with performance of WL's telescopes in Maltese climate. Invites JH to visit. Awaiting JH's catalogue of nebulae. Seeking assistant.

Contributor:
John Herschel Project

Herschel7695

From:
William Lassell
To:
Sir John Herschel
Date:
[26 September 1862]
Source of text:
RAS:JH Archive 12/1.7.5; Reel 10
Summary:

Describes galaxy-like gaseous nebula with interior elliptical ring.

Contributor:
John Herschel Project

Herschel7671

From:
William Parsons (Lord Rosse)
To:
Sir John Herschel
Date:
[26 September 1862]
Source of text:
RAS:JH Archive 12/1.2.19; Reel 10
Summary:

Encloses letter from G. J. Stoney, who had journal of WP's nebulae observations. Hopes WP's observations will be helpful for JH's proposed catalogue of nebulae.

Contributor:
John Herschel Project

Herschel8136

From:
Sir John Herschel
To:
Joseph Whitworth
Date:
[27 September 1862]
Source of text:
RS:HS 18.403 (C: 23:387)
Summary:

Quotes report of limitations in JW's new artillery shell for penetrating ironclad vessels. Recounts JH's [Apr. 1836] experiments at Cape of Good Hope to increase explosive power of gunpowder by adding [Luke] Howard's fulminating mercury.

Contributor:
John Herschel Project

Herschel7700

From:
Heinrich Louis d'Arrest
To:
Sir John Herschel
Date:
[29 September 1862]
Source of text:
RAS:JH Archive 12/1.8.12; Reel 10
Summary:

More about the nebula catalog JH is preparing [see HA's 1862-3-12], and still wondering if there is some way HA's observations might be used.

Contributor:
John Herschel Project

Herschel1705

From:
George Smith
To:
Sir John Herschel
Date:
[30 September 1862]
Source of text:
RS:HS 16.191
Summary:

Further to publication of JH's work [see GS's 1862-8-28 & 1862-8-12].

Contributor:
John Herschel Project
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