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1860-1869::1869 in date 
Herschel, John in author 
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Showing 61–80 of 99 items

Herschel3256

From:
Sir John Herschel
To:
Thomas Romney Robinson
Date:
[21 August 1869]
Source of text:
Cambridge University Library 7656/TR65 (C: RS:HS 24.278 & RS Sa.676)
Summary:

Thanks for notice on first performance of Melbourne telescope and its contributions to knowledge about nature and role of nebulae. Comments on relationship of nebula and apparently associated stars. Looks forward to report on Magellanic Clouds.

Contributor:
John Herschel Project

Herschel14762

From:
Sir John Herschel
To:
the London Times
Date:
30 August [1869]
Source of text:
TxU:H/M-0950.2; Reel 1083
Summary:

Discusses in detail the then currently debated issue of a 'mintcharge or seigniorage' on gold coinage. Also discusses the idea of an international coinage.

Contributor:
John Herschel Project

Herschel12714

From:
Sir John Herschel
To:
the London Times
Date:
[1869-9 to 1870-2]
Source of text:
TxU:H/L-0129; Reel 1054
Summary:

Encloses letter regarding coinage under discussion in Parliament.

Contributor:
John Herschel Project

Herschel8797

From:
Sir John Herschel
To:
William Stanley Jevons
Date:
[1869-9]
Source of text:
John Rylands University Library of Manchester
Summary:

Is unaware of experiment measuring amount of absolute error in transit measurements. Discusses matters relating to coinage and the standards underlying it.

Contributor:
John Herschel Project

Herschel1463

From:
Sir John Herschel
To:
George Gabriel Stokes
Date:
[3 September 1869]
Source of text:
Cambridge University Library 7656/H725
Summary:

Agrees with GS's clarification of 'continuous spectra' and other terms [see GS's 1869-9-2]. Includes a copy of part of a letter from John Herschel [JH's son] about solar prominences.

Contributor:
John Herschel Project

Herschel8965

From:
Sir John Herschel
To:
the London Times
Date:
6] September [1869
Source of text:
London Times (Sept. 9, 1869), p. 4, col. 6
Summary:

Corrects a misstatement JH made in his 1869-8-30 letter to the Times.

Contributor:
John Herschel Project

Herschel13192

From:
Sir John Herschel
To:
C[harles] Rivers Wilson
Date:
[7 September 1869]
Source of text:
TxU:H/L-0500; Reel 1055
Summary:

Thanks for catching JH's error. Will write to the Times and substitute 'Mr. Smith, M.P.' for 'Col. Smith.' JH does not understand 'tariff of conversion' or how it will simplify calling in old coins. Prefers 'Binary system' to 'absolutely demonetizing silver.'

Contributor:
John Herschel Project

Herschel7224

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[11 September 1869]
Source of text:
RS:HS 6.408 & 24.279
Summary:

Is delighted to see him astride one of his old hobbies. Regarding the edition of William Spence's Mathematical Essays. Only remembers an 1819 one. His own health is not good.

Contributor:
John Herschel Project

Herschel12973

From:
Sir John Herschel
To:
John Thomas Smith
Date:
[16 September 1869]
Source of text:
TxU:H/L-0387; Reel 1054
Summary:

Sees no likelihood that private meeting would resolve issue between JH and JS. JS misunderstood JH's argument on valuation of British coins and currency. Encloses JS's note to Editor of the Times.

Contributor:
John Herschel Project

Herschel10691

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[20 September 1869]
Source of text:
RS:HS 10.54 & 24.280
Summary:

Suggests the planet Mercury may be a good subject for his spectroscopic experiments. Gives comments and explanations on his proposals. May like to communicate the results to the R.A.S.

Contributor:
John Herschel Project

Herschel10692

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[21 September 1869]
Source of text:
RS:HS 24.281
Summary:

Note to correct calculations in an earlier letter [see JH's 1869-9-20].

Contributor:
John Herschel Project

Herschel10694

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[22 September 1869]
Source of text:
RS:HS 10.56 & 24.282
Summary:

Burn his [last] letter as he made a blunder in his geometry. Cannot imagine how he made the blunder. Gives new formulae for observing Mercury.

Contributor:
John Herschel Project

Herschel4366

From:
Sir John Herschel
To:
Thomas Maclear
Date:
[23 September 1869]
Source of text:
Cape Archives/Maclear Papers File 100
Summary:

Writes of children's accomplishments. Discusses possible changes in nebula near Eta Argus.

Contributor:
John Herschel Project

Herschel6482

From:
Sir John Herschel
To:
F. Charsley
Date:
[1869-9-27 or later]
Source of text:
RS:HS 5.249verso
Summary:

Reply to FC's 1869-9-27.

Contributor:
John Herschel Project

Herschel9615

From:
Sir John Herschel
To:
Thomas Fowler
Date:
1869-10
Source of text:
RS:HS 7.356 & 24.283
Summary:

Comments on the proofs of his book that he has received so far. Has been ill and not feeling like intellectual work, so would he request his printer to send no more sheets for the time being.

Contributor:
John Herschel Project

Herschel11634

From:
Sir John Herschel
To:
Urbain J. J. Leverrier
Date:
1869-10
Source of text:
RS:HS 24.290
Summary:

JH responds to UL's concern about the Isaac Newton-Blaise Pascal forgeries [see UL's 1869-10-4].

Contributor:
John Herschel Project

Herschel2614

From:
Sir John Herschel
To:
William Selwyn
Date:
1869-10
Source of text:
RS:HS 24.289
Summary:

Sends [William Whewell's] 'Isle of Sirens' and an acknowledgement to it in 'skimble skamble Hexameters.' Is eager to receive solar photographs and will send others by Professor [George?] Morton.

Contributor:
John Herschel Project

Herschel5750

From:
Sir John Herschel
To:
Edward William Brayley
Date:
[5 October 1869]
Source of text:
RS:HS 24.284
Summary:

Comments on liquid and gaseous states of matter and on colloids; appreciates EB's kind words about JH's son Alexander.

Contributor:
John Herschel Project

Herschel8963

From:
Sir John Herschel
To:
the Athenaeum
Date:
[10 October 1869]
Source of text:
Athenaeum, #2190 (Oct. 16, 1869), 498
Summary:

Calls attention to James Grahame's History of the United States of North America. Criticizes the Saturday Review for having slighted that work.

Contributor:
John Herschel Project

Herschel7226

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[15 October 1869]
Source of text:
RS:HS 24.285
Summary:

Discusses an exposed case of forgery involving supposed manuscripts of Blaise Pascal and the mathematician Michel Chasles.

Contributor:
John Herschel Project
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