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1860-1869::1868 in date 
Herschel, John in author 
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Herschel12828

From:
Sir John Herschel
To:
the London Times
Date:
[30 April 1868]
Source of text:
TxU:H/L-0232.6; Reel 1054
Summary:

Addresses problems in metric bill introduced to Parliament by William Ewart. Argues for the retention of the British system of weights and measures. Shows that the inch can be defined as one five hundred millionth of the length of the earth's polar axis.

Contributor:
John Herschel Project

Herschel12966

From:
Sir John Herschel
To:
James Samuelson
Date:
1868-5
Source of text:
TxU:H/L-0380; Reel 1054 (Cdraft: RS:HS 25.15.25)
Summary:

JH is bound by promise to J. M. Cameron not to sit for portraits by other photographers. Will not sign photograph of JH sent by JS if this is intended for publication. Offers to write article on musical scale for Quarterly Journal of Science.

Contributor:
John Herschel Project

Herschel6640

From:
Sir John Herschel
To:
Elizabeth Colling
Date:
[8 May 1868]
Source of text:
RS:HS 24.216
Summary:

Comments on several aspects of poetry, including EC's; JH has been quite ill; talks about walking on water with a water velocipede.

Contributor:
John Herschel Project

Herschel12719

From:
Sir John Herschel
To:
Daily News
Date:
[20 May 1868]
Source of text:
TxU:H/L-0134; Reel 1054
Summary:

JH's views on relation of British Imperial measures to length of Earth's axis were misrepresented in 18 May article. Explains them in detail. Notes scientific basis of British system.

Contributor:
John Herschel Project

Herschel988

From:
Sir John Herschel
To:
John Herschel (son)
Date:
[21 May 1868]
Source of text:
JHS 6.49
Summary:

Speaks of the awkwardness of some telescopic instruments, but urges son John to persevere; comments favorably on daughter Amelia's prospective husband, Thomas Wade, and comments disparagingly about the government's introduction of a metrication bill.

Contributor:
John Herschel Project

Herschel354

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[23 May 1868]
Source of text:
RGO 6.16.31
Summary:

Not well enough to attend Visitation Day at the Royal Observatory; fears JH will not likely attend any future meetings and should perhaps withdraw from the Board of Visitors.

Contributor:
John Herschel Project

Herschel2982

From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[22 June 1868]
Source of text:
Académie belgique: #49 (draft: #50)
Summary:

Flattered that AQ wants JH's remarks to preface AQ's new work. No need to send French translation of JH's work. Asks AQ to omit certain passages.

Contributor:
John Herschel Project

Herschel4924

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[25 June 1868]
Source of text:
RS:HS 24.217
Summary:

Thanks for gift sent to JH's daughter Amelia; comments on William Petrie's number mysticism with the Great Pyramid.

Contributor:
John Herschel Project

Herschel1515

From:
Sir John Herschel
To:
Sir Charles Lyell
Date:
[30 June 1868]
Source of text:
APS B.D25.L.19 (C: RS:HS 24.218)
Summary:

Sends a paper, which may help to clarify the effect of the Sahara Desert on certain European winds.

Contributor:
John Herschel Project

Herschel10671

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[6 July 1868]
Source of text:
RS:HS 24.219
Summary:

Comments on WH's spectroscopic examination of cometary tails [see WH's 1868-7-2].

Contributor:
John Herschel Project

Herschel989

From:
Sir John Herschel
To:
John Herschel (son)
Date:
[8 July 1868]
Source of text:
JHS 6.48
Summary:

Comments on son John's spectroscopic and telescopic observations, and encourages observing a particular nebula, as it has been reported as having changed shape since JH observed it in the 1830's.

Contributor:
John Herschel Project

Herschel1516

From:
Sir John Herschel
To:
Sir Charles Lyell
Date:
[13 July 1868]
Source of text:
APS B.D25.L.20 (C: RS:HS 24.220)
Summary:

On the temperatures of water in the oceans, and the freezing temperature of sea water.

Contributor:
John Herschel Project

Herschel3249

From:
Sir John Herschel
To:
[George Gabriel Stokes]
Date:
[14 July 1868]
Source of text:
RS RR.6.101
Summary:

Reports on and recommends publication of paper [R.S.P.T., 159, 1-] by Warren de La Rue, Balfour Stewart, and Benjamin Loewy containing heliographic positions and areas of sunspots observed in 1862 and 1863.

Contributor:
John Herschel Project

Herschel5390

From:
Sir John Herschel
To:
Charles Babbage
Date:
[15 July 1868]
Source of text:
RS:HS 2.337
Summary:

Invitation to attend the wedding of JH's daughter Amelia.

Contributor:
John Herschel Project

Herschel10673

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[31 July 1868]
Source of text:
RS:HS 10.44 & 24.221
Summary:

Has been occupied with the wedding of his daughter [Amelia], so unable to read his paper before. Comments on the various theories regarding the tail of the comet. Regrets his statements do not agree with those of WH.

Contributor:
John Herschel Project

Herschel2606

From:
Sir John Herschel
To:
William Selwyn
Date:
[1 August 1868]
Source of text:
RS:HS 24.222
Summary:

Thanks WS for 'Genevieve' translation. Will not continue the Dante because a Terza Rima translation has been done previously. The sun is behaving oddly.

Contributor:
John Herschel Project

Herschel10675

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[5 August 1868]
Source of text:
RS:HS 24.223
Summary:

Comments on WH's finding the carbon line in WH's spectroscopic examinations of cometary tails.

Contributor:
John Herschel Project

Herschel4184

From:
Sir John Herschel
To:
William Thomson
Date:
[11 August 1868]
Source of text:
RS:HS 17.351a (C: RS:HS 24.224)
Summary:

Comments on WT's paper on geological time. Unsatisfied with the efficiency of tidal friction in retarding the rotation of the earth. Considers effect of external attraction on a rotating body to relate to momentum.

Contributor:
John Herschel Project

Herschel10208

From:
Sir John Herschel
To:
Rider Garrett
Date:
[29 August 1868]
Source of text:
RS:HS 9.94 & 24.225
Summary:

Has received her version of the first canto of Dante's Inferno. Did she know it has already been done in an almost perfect way by Mr. Ford, prebend of Exeter? Comments on various points of her translation.

Contributor:
John Herschel Project

Herschel2984

From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[1 September 1868]
Source of text:
Académie belgique: #52
Summary:

Sends back excellent translation of his review with minor corrections. Mentions 'fine display of meteors with long trains' on 10 August. Gives news of his son Lieutenant John Herschel's observations. Acknowledges works received.

Contributor:
John Herschel Project
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