Search: Herschel, John in correspondent 
Hamilton, William Rowan in correspondent 
No in transcription-available 
1840-1849 in date 
Herschel, John in author 
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Herschel3640

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[12 January 1840]
Source of text:
TCD 1493:184
Summary:

Notice on the 'final laying up' of the Old Telescope, with a 'Requiem of the Forty-Foot Reflector,' sung by JH's family on New Year's Eve.

Contributor:
John Herschel Project

Herschel3637

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[5 March 1841]
Source of text:
TCD 1493:192
Summary:

Requests autographed copy of WH's sister's poems, wanting to send them to an acquaintance who translated some of JH's work. Expresses a theory about cause and effect. Mentions minutes of Royal Irish Academy, a reform of the constellations, and WH's three axes of the universe.

Contributor:
John Herschel Project

Herschel3630

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[24 March 1841]
Source of text:
TCD 1493:194
Summary:

On mode of conveyance of WH's sister's verses and the autographs for JH's acquaintance.

Contributor:
John Herschel Project

Herschel3629

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[1 December 1843]
Source of text:
TCD 1493:227
Summary:

Has been delayed in congratulating WH on pension by a delightful visit from Maria Edgeworth. Praises highly verses sent by WH's sister to Lady Herschel.

Contributor:
John Herschel Project

Herschel3628

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
2] December? [1843
Source of text:
TCD 1493:1391
Summary:

Highly recommends a [William H.] Harvey (formerly Government Treasurer at the Cape) for the professorship of botany at Dublin.

Contributor:
John Herschel Project

Herschel3339

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
1846-9-[22 or later]
Source of text:
TCD 1493:1390
Summary:

Returns two papers, which had been missent, thus preventing JH from communicating them at a meeting.

Contributor:
John Herschel Project

Herschel3234

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
19] November [1846?
Source of text:
TCD 1493:374
Summary:

WH's theorems on ellipsoids are new to JH, but JH is unfamiliar with the field, so they may not actually be new. Wishes to master mathematics. Still working on Cape observations. Believes Neptune was almost an English discovery, and would have been well-named Minerva.

Contributor:
John Herschel Project

Herschel3294

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[20 April 1847]
Source of text:
TCD 1493:387
Summary:

On WH's 'Hodograph' and theorems of parabolic motion and the relation between velocities, initial velocities, and time. Praises WH's son. Cape Results nearly finished. Revising book on astronomy. Plans to 'attack' quaternions. Mentions parabolic functions and Benjamin Peirce's claim that the discovery of Neptune was accidental.

Contributor:
John Herschel Project

Herschel3502

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[24 August 1847]
Source of text:
TCD 1493:406
Summary:

Seeks London bookselling agent through whom to direct copies of JH's Cape Results for Dublin scientific groups. Discusses pretty names for new planets. Thanks for WH's memoir on quaternions.

Contributor:
John Herschel Project

Herschel3293

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[6 October 1847]
Source of text:
TCD 1493:411
Summary:

Thanks WH for 'plan' of [asteroid] Iris. Family is happy to have WH's son (JH's son William's friend) with them for holidays. Recounts their playful and adventurous activities.

Contributor:
John Herschel Project

Herschel3130

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[3 April 1848]
Source of text:
TCD 1493:424
Summary:

Wonderingly admires WH's quaternions. Lady Herschel has not yet thanked Eliza Hamilton (WH's sister) for the poetry because of serious illness. Except for influenza, would wish WH's son to visit for Easter. Mentions 'political extravaganzas.'

Contributor:
John Herschel Project

Herschel3503

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[14 June 1848]
Source of text:
TCD 1493:426
Summary:

Asks WH to forward Dr. [Mortimer] O'Sullivan thanks for two sermons on preparation of the world for the reception of Christianity.

Contributor:
John Herschel Project

Herschel3641

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[27 October 1848]
Source of text:
TCD 1493:472
Summary:

Is glad that WH is trying in his Lectures on Quaternions to clarify principles of quaternions. Suggests that WH define highly abstract terms.

Contributor:
John Herschel Project
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