Search: Herschel, John in author 
1860-1869::1865 in date 
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Herschel3213

From:
Sir John Herschel
To:
Edward Sabine
Date:
[18 March 1865]
Source of text:
RS Sa.672
Summary:

Encloses proposed resolution to controversy over whether to build railway tunnel under park. Will be unable to attend meeting because of chronic bronchitis.

Contributor:
John Herschel Project

Herschel3350

From:
Sir John Herschel
To:
Unidentified
Date:
[1865]
Source of text:
RS Sa.684
Summary:

Fragment of a letter discussing diffraction, JH's son's journey to observe eclipse and strong polarization of sun's corona, evidence of vast solar atmosphere.

Contributor:
John Herschel Project

Herschel3472

From:
Sir John Herschel
To:
Edward Sabine
Date:
[27 June 1865]
Source of text:
RS Sa.674
Summary:

Discusses negotiations between government and R.S.L. regarding Meteorological Departments of Board of Trade.

Contributor:
John Herschel Project

Herschel3506

From:
Sir John Herschel
To:
Edwin Richard Windham Wyndham-Quin
Date:
[19 December 1865]
Source of text:
TCD 7762-72:1696
Summary:

Thanks for sending [Charles] Graves's elegy on W. R. Hamilton, reflecting on Hamilton's great, 'high-souled,' 'enthusiastic' character.

Contributor:
John Herschel Project

Herschel3514

From:
Sir John Herschel
To:
Phillipp Ludwig von Seidel
Date:
[5 February 1865]
Source of text:
RS:HS 17.186 (C 2pp: 24.86)
Summary:

PS's results on light and magnitude of stars agree with JH's results at the Cape. Comments on PS's research on light of planets.

Contributor:
John Herschel Project

Herschel355

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[16 October 1865]
Source of text:
RGO 6.478.479 (drafts RS:HS 1.284 & 24.12)
Summary:

Is working on a problem in polarized light, and finds his result disagreeing with F. J. D. Arago's third law; leads JH to think light cannot be undulatory in nature.

Contributor:
John Herschel Project

Herschel3551

From:
Sir John Herschel
To:
Lady Helen Bayley Hamilton
Date:
[14?] September 1865
Source of text:
TCD 7762-72:1684
Summary:

Expresses condolences on death of William Hamilton, mentioning his work and character.

Contributor:
John Herschel Project

Herschel356

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[29 October 1865]
Source of text:
RGO 6.478.487
Summary:

Comments on GA's explanations about polarized light, and discusses GA's idea of the nature of light [see GA's 1865-10-18].

Contributor:
John Herschel Project

Herschel357

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[31 October 1865]
Source of text:
RGO 6.478.493
Summary:

Realizes that GA is quite correct [see GA's 1865-10-30]; JH had neglected a basic principle about interference.

Contributor:
John Herschel Project

Herschel358

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[30 November 1865]
Source of text:
RGO 6.478.504 & 6.480.585
Summary:

Has noted that Josef Stefan of the Vienna Academy of Sciences holds views on light and its polarization similar to GA's [see GA's 1865-10-30]. Agrees with GA's correction of an essay on Julius Caesar's landing in Britain.

Contributor:
John Herschel Project

Herschel4264

From:
Sir John Herschel
To:
Isaac Todhunter
Date:
[4 July 1865]
Source of text:
RS:HS 24.116
Summary:

Sends copy of paper on 'projection of the sphere in which the problem is to make any infinitely small figure on the projection similar to that on the sphere,' which he has presented to the Royal Geographical Society.

Contributor:
John Herschel Project

Herschel4288

From:
Sir John Herschel
To:
E. Sheldon and Co.
Date:
[30 December 1865]
Source of text:
Harvard: Houghton AAH 67m-67 (62)
Summary:

Acknowledges receiving a shipment.

Contributor:
John Herschel Project

Herschel4306

From:
Sir John Herschel
To:
William Mathews, Jr.
Date:
[25 May 1865]
Source of text:
Harvard: Houghton AAH 67m-67 (102)
Summary:

Sends results of calculations of an equation for the relation of temperature and altitude.

Contributor:
John Herschel Project

Herschel4375

From:
Sir John Herschel
To:
the London Times
Date:
[6 May 1865]
Source of text:
RS:HS 24.109
Summary:

Signing himself 'A.B.C.D.,' asks whether a priest is guilty of perjury for having refused to testify regarding a murder on the grounds that this would violate the seal of the confessional.

Contributor:
John Herschel Project

Herschel4431

From:
Sir John Herschel
To:
William Mathews, Jr.
Date:
[21 May 1865]
Source of text:
Harvard: Houghton AAH 67m-67 (101)
Summary:

Results of calculations of an equation for the relation of temperature and altitude.

Contributor:
John Herschel Project

Herschel471

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[29 October 1865]
Source of text:
RGO 6.15.77
Summary:

Saddened by the poor treatment of W. H. Smyth [see GA's 1865-10-18].

Contributor:
John Herschel Project

Herschel472

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[30 November 1865]
Source of text:
RGO 6.15.94
Summary:

Approves of GA's development of a new type of eyepiece for use with the Royal Observatory's transit circle telescope.

Contributor:
John Herschel Project

Herschel5743

From:
Sir John Herschel
To:
Edward William Brayley
Date:
[26 March 1865]
Source of text:
RS:HS 24.101
Summary:

On the physical structure of the sun's surface.

Contributor:
John Herschel Project

Herschel5746

From:
Sir John Herschel
To:
Edward William Brayley
Date:
[4 December 1865]
Source of text:
RS:HS 24.131
Summary:

Questions EB's use of terms 'ponderable' and 'imponderable' matter in EB's almanac.

Contributor:
John Herschel Project

Herschel5799

From:
Sir John Herschel
To:
David Brewster
Date:
[9 March 1865]
Source of text:
RS:HS 4.269 & 24.100
Summary:

Thanks for his letter regarding the dioptric lights. Gives his own views as to their importance.

Contributor:
John Herschel Project
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