Search: John Herschel Project in contributor 
Herschel, John in author 
1810-1819 in date 
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From:
Sir John Herschel
To:
William Herschel
Date:
[1811?]-23
Source of text:
TxU:H/L-0546.2; Reel 1053
Summary:

Copy of JH's midsummer examination questions—17 on Greek drama, 22 on Mechanics—at St. John's College. Currently reading P. S. Laplace's Système du monde, which confirms WH's theory of galaxy formation. T. W. Hornbuckle reports that money has been received from Bruce & Co.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Herschel
Date:
[4 October 1811]
Source of text:
TxU:H/L-0547; Reel 1053
Summary:

Duties at St. John's College. James Grahame's father is arriving from Glasgow. [James] Wood is working to get Grahame into college. Ask cousin [Mary Baldwin] for address for Mr. Rogers. Recalls JH's summer vacation.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Herschel
Date:
[16 November 1811]
Source of text:
TxU:H/L-0548; Reel 1053
Summary:

JH's hypothesis on nebular vortex and formation of solar system. Has other ideas about molecular forces and comet tails, but will wait to learn whether WH wants to hear them. JH burned over 100 pages of notes on these speculations. Will return to Slough in mid-December.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[1812]
Source of text:
RS:HS 20.3
Summary:

Sends on part of letter for CB to complete and forward.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[1812?]
Source of text:
RS:HS 2.360
Summary:

Regarding equational problems.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[1812?]
Source of text:
RS:HS 2.361
Summary:

Finding it difficult to finish his memoir. Gives some integral equations for his comments. Hopes to see him at Slough soon.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Nicholson
Date:
1812
Source of text:
Journal of Natural Philosophy, Chemistry, and the Arts, 31 (1812), 133-6
Summary:

[Addressed to WN as 'Editor of the Journal of Natural Philosophy, Chemistry, and the Arts from 'A Lover of Modern Analysis' [JH], this letter] derives by a new method various analytical formulae for the tangent and cotangent.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Herschel
Date:
[5 February 1812]
Source of text:
TxU:H/L-0549; Reel 1053
Summary:

Describes JH's public Latin examination in algebra yesterday. James Grahame and sister were dangerously ill, but Grahame returned to Cambridge. [Addendum:] Newspaper clipping naming students (including JH) who received B.A. degrees at Cambridge on 16 Jan. 1813.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Nicholson
Date:
[23 March 1812]
Source of text:
Journal of Natural Philosophy, Chemistry, and the Arts, 32 (1812), 13-16
Summary:

[Addressed to WN as 'Editor of the Journal of Natural Philosophy, Chemistry, and the Arts from 'A Lover of Modern Analysis' [JH], this letter] derives by a new method various analytical formulae for the sine and cosine.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
1] July [1812
Source of text:
RS:HS 2.2 (C: 20.1)
Summary:

Answer to CB's equation. Bring something to discuss at the forthcoming meeting of the Analytical Society.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[1812-8]
Source of text:
RS:HS 20.4
Summary:

About the mathematical formulation for the summation of any series.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
1812-8 or later
Source of text:
RS:HS 2.358
Summary:

Giving equations.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
John William Whittaker
Date:
1812-8
Source of text:
St. John's College, Cambridge
Summary:

Angry at self and whole world except JW. Has been drunk and travelling. Met brilliant but 'not beautiful' woman. Wonders why he left Cambridge; requests news and offers advice.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[14 August 1812]
Source of text:
RS:HS 2.4 (C: RS:HS 20.2)
Summary:

Further comment on the calculus equation sent by CB.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Herschel
Date:
[1 December 1812]
Source of text:
TxU:H/L-0550; Reel 1053
Summary:

Two weeks of examinations begin tomorrow. Experiments writing with glass pen. Describes glassmaker's methods. Suggests application to micrometers.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[8 February 1813]
Source of text:
RS:HS 2.6 (C: RS:HS 20.5)
Summary:

Regarding the equations in his memoir on the series of tangents. Queries about the Analytical Society.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
John William Whittaker
Date:
[20 February 1813]
Source of text:
St. John's College, Cambridge
Summary:

Philosophizes about society, college, time passing, and the 'fog' of present life. Wants to know all that is going on at Cambridge. Sends fond greetings to friends. [Letter completed 2-22].

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[25 February 1813]
Source of text:
RS:HS 2.8 (C: RS:HS 20.6)
Summary:

Further equations discussed. Has purchased more books. Regarding the printing of the memoir. [Letter continued on 1813-3-2.]

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[4 May 1813]
Source of text:
RS:HS 2.11 (C: RS:HS 20.8)
Summary:

Regarding his memoir: would like to see part of CB's notes.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
John William Whittaker
Date:
[22 May 1813]
Source of text:
St. John's College, Cambridge
Summary:

Warmed by drink and society of 'charming' girls, JH is thinking of Whittaker, and advises him to study less. JH is enjoying reading more than did in school. Sends other news.

Contributor:
John Herschel Project