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Herschel, John in correspondent 
1850-1859::1857 in date 
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Showing 41–60 of 154 items

Herschel1991

From:
Sir William Pole
To:
Sir John Herschel
Date:
[30 August 1857]
Source of text:
RS:HS 14.24
Summary:

Thanks Herschels for their hospitality and tells about layers of volcanic ash encountered on a walk.

Contributor:
John Herschel Project

Herschel2219

From:
Sir Edward Ryan
To:
Sir John Herschel
Date:
[2 January 1857]
Source of text:
RS:HS 14.463
Summary:

Sends information concerning India in response to letter of JH's son. [Sir Charles Edward] Trevelyan has printed such information occasionally. Many do not see the importance of India.

Contributor:
John Herschel Project

Herschel2370

From:
Sir John Herschel
To:
Edward Sabine
Date:
[15 March 1857]
Source of text:
RS:HS 23.191
Summary:

Writing article [for Encyclopaedia Britannica] on meteorology. Asks questions regarding work of [H. W.] Dove and [Thomas?] Taylor regarding cyclone and storm theory. Discusses barometric fluctuation.

Contributor:
John Herschel Project

Herschel2371

From:
Edward Sabine
To:
Sir John Herschel
Date:
[19 March 1857]
Source of text:
RS:HS 15.240
Summary:

Discusses [H. W.] Dove's works regarding rotating storms. New information from Russian observatories gives a more complete understanding of the phenomenon. Has not seen Keith Johnson's new edition of Physical Atlas.

Contributor:
John Herschel Project

Herschel2372

From:
Sir John Herschel
To:
Edward Sabine
Date:
[3 April 1857]
Source of text:
RS:HS 15.241 (C: RS:HS 23.193)
Summary:

Thanks ES for his paper. Sun spot activity should increase in 1857. Discusses his own earlier ideas concerning relationship between sun spots and Aurora Borealis.

Contributor:
John Herschel Project

Herschel2373

From:
Edward Sabine
To:
Sir John Herschel
Date:
[6 April 1857]
Source of text:
RS:HS 15.242
Summary:

Glad to know which of ES's papers JH has. Sends another along with maps from [Keith] Johnson's Physical Atlas. Discusses JH's ideas regarding relationship between solar spots and magnetic disturbances.

Contributor:
John Herschel Project

Herschel2374

From:
Edward Sabine
To:
Sir John Herschel
Date:
[6 April 1857]
Source of text:
RS:HS 15.243
Summary:

Mentions [P.] Plantamour's memoir on barometer and a criticism by Mr. Dilams[?]. Comprehending why variations of magnetic disturbances correspond in period with terrestrial year is difficult.

Contributor:
John Herschel Project

Herschel2375

From:
Sir John Herschel
To:
Edward Sabine
Date:
[8 April 1857]
Source of text:
RS:HS 23.195
Summary:

Discusses advantages of different magnetic charts. Grateful for [P.] Plantamour's observations. Satisfied with [J. R.] Wolf's period of 11.11 years for solar spots.

Contributor:
John Herschel Project

Herschel2376

From:
Sir John Herschel
To:
Edward Sabine
Date:
[15 May 1857]
Source of text:
RS:HS 23.199
Summary:

Heard ES recommended JH write an article for Edinburgh Review on terrestrial magnetism. Asks what he should read to write this article. Photographs ES sent of sun not promising.

Contributor:
John Herschel Project

Herschel2377

From:
Edward Sabine
To:
Sir John Herschel
Date:
[26 May 1857]
Source of text:
RS:HS 15.244
Summary:

Asks JH to read ES's publications for the R.S.L. proceedings concerning colonial magnetic observations. Wishes JH could see R.S.L.'s recent accomplishments in magnetism.

Contributor:
John Herschel Project

Herschel2378

From:
Sir John Herschel
To:
Edward Sabine
Date:
[9 June 1857]
Source of text:
RS:HS 23.203
Summary:

Willing to write article if Quarterly [Review] will publish it, if he may take his time writing, and if ES will provide aid regarding meteorology and magnetism.

Contributor:
John Herschel Project

Herschel2379

From:
Edward Sabine
To:
Sir John Herschel
Date:
[25 June 1857]
Source of text:
RS:HS 15.245
Summary:

Glad JH is reviewing advancement of science by R.S.L. members. Disappointed that little was accomplished in certain areas where more was expected.

Contributor:
John Herschel Project

Herschel2476

From:
Edward Sabine
To:
Sir John Herschel
Date:
[1857?]
Source of text:
RS:HS 15.330
Summary:

Returns polar maps. Advises on methods of map projection, favoring polar projection. Working on new maps.

Contributor:
John Herschel Project

Herschel25

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[6 February 1857]
Source of text:
RGO 6.377.429
Summary:

Writes to arrange a visit to Collingwood.

Contributor:
John Herschel Project

Herschel2505

From:
Christian F. Schönbein
To:
Sir John Herschel
Date:
1857[?]-6-20
Source of text:
RS:HS 15.366
Summary:

Print of [Leonhard] Euler's portrait has been made. Copy being sent to JH.

Contributor:
John Herschel Project

Herschel2541

From:
Adam Sedgwick
To:
Sir John Herschel
Date:
[23 May 1857]
Source of text:
RS:HS 15.450
Summary:

JH's Essays [Essays Q.E.R.] has reached Lowestoft, but AS has been too ill to read them. Sends regards to family.

Contributor:
John Herschel Project

Herschel26

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[29 September 1857]
Source of text:
RGO 6.377.433
Summary:

Asks GA for clarification of the value for the 'mean equatorial horizontal parallax' of the moon, since two different values are given by different authors.

Contributor:
John Herschel Project

Herschel2668

From:
Mary Somerville
To:
Sir John Herschel
Date:
[14 April 1857]
Source of text:
RS:HS 16.359
Summary:

Thanks JH for critiquing her paper during his illness. MS's On the Connexion of the Physical Sciences is to be published in translation at Cesna.

Contributor:
John Herschel Project

Herschel27

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[30 September 1857]
Source of text:
RGO 6.377.435
Summary:

Offers some thoughts on JH's problem [see JH's 1857-9-29], but needs additional time before commenting more fully.

Contributor:
John Herschel Project

Herschel2940

From:
Henri Victor Regnault
To:
Sir John Herschel
Date:
[10 August 1857]
Source of text:
RS:HS 14.314
Summary:

Regrets deeply having missed seeing JH. Sends greetings to JH's family. Enjoyed trip around British Isles. Will now continue scientific work.

Contributor:
John Herschel Project
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