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Herschel729

From:
Sir John Herschel
To:
Mary Pitt Herschel
Date:
1799-8-9 or earlier
Source of text:
JHS 2.2
Summary:

Hopes that JH's mother has had a pleasurable time in London; JH's class went to see Mrs. Mason's (?) baby.

Contributor:
John Herschel Project

Herschel730

From:
Sir John Herschel
To:
Mary Pitt Herschel
Date:
[9 August 1799]
Source of text:
JHS 2.5
Summary:

A thank you note for clothes, written at school [Mr. Bull's], and requesting that JH's cyphering and music books be sent.

Contributor:
John Herschel Project

Herschel728

From:
Sir John Herschel
To:
Mary Pitt Herschel
Date:
[28 November 1799]
Source of text:
JHS 2.1
Summary:

Writes to parents to say that JH is well, his head has healed, and he is looking forward to his holidays.

Contributor:
John Herschel Project

Herschel2141

From:
Alexander Rogers
To:
Sir John Herschel
Date:
[11 November 1807]
Source of text:
RS:HS 14.386
Summary:

Has arrived in Scotland. Recently witnessed a large comet. Thanks JH and family for hospitality at Slough.

Contributor:
John Herschel Project

Herschel2142

From:
Alexander Rogers
To:
Sir John Herschel
Date:
[1 January 1808]
Source of text:
RS:HS 14.387
Summary:

Thanks JH for information concerning the comet. Planned to build telescope with object glasses separated from each other. Optician said this would not correct spherical and chromatic aberrations. Wants advice.

Contributor:
John Herschel Project

Herschel2143

From:
Alexander Rogers
To:
Sir John Herschel
Date:
[22 February 1808]
Source of text:
RS:HS 14.388
Summary:

Wishes to teach privately. Asks William Herschel to write a recommendation certificate. Weather has been problematic. Sends greeting to the elder Herschels.

Contributor:
John Herschel Project

Herschel2144

From:
Alexander Rogers
To:
Sir John Herschel
Date:
1808-3
Source of text:
RS:HS 14.389
Summary:

Concerned over illness of William Herschel. Discusses 'Evolution of Curve Lines.' Describes [Christiaan] Huygens's terms for evolution of curves. Offers advice to avoid problems with them.

Contributor:
John Herschel Project

Herschel12658

From:
Sir John Herschel
To:
[Thomas] Baldwin [Sr.]
Date:
[18 May 1808]
Source of text:
TxU:H/L-0079; Reel 1054 (C: TxU:H/M-0616.2; Reel 1086)
Summary:

Recalls JH's visit to Hammersmith. Asks TB to permit JH's cousin Mary Baldwin to visit Slough at time of Ascot races. Received letter from [TB's daughter] Sophia.

Contributor:
John Herschel Project

Herschel2145

From:
Alexander Rogers
To:
Sir John Herschel
Date:
[5 November 1808]
Source of text:
RS:HS 14.390
Summary:

Grateful for letter from Brighton. Agrees with JH concerning comet. Is suspicious of those who claim it is the same comet that was seen one year previously.

Contributor:
John Herschel Project

Herschel2146

From:
Alexander Rogers
To:
Sir John Herschel
Date:
[2 January 1809]
Source of text:
RS:HS 14.391
Summary:

Describes the difficulty of [P. Laplace's] Mécanique céleste. Has a new pupil. Discusses proper boundary of a front view mirror.

Contributor:
John Herschel Project

Herschel2147

From:
Alexander Rogers
To:
Sir John Herschel
Date:
[25 March 1809]
Source of text:
RS:HS 14.392
Summary:

Discusses problem of the ellipse and offers a method of solving it. States the proper boundary of a front mirror is too difficult to ascertain. Still having problems with teaching.

Contributor:
John Herschel Project

Herschel2148

From:
Alexander Rogers
To:
Sir John Herschel
Date:
[20 September 1809]
Source of text:
RS:HS 14.393
Summary:

Describes lunar rainbow seen on 22 August. Congratulates JH on his mathematical attainments. Describes his enjoyment of mathematics. Hopes JH will continue to correspond.

Contributor:
John Herschel Project

Herschel1590

From:
[Johann] D[ietrich] Herschel
To:
Sir John Herschel
Date:
[5 January 1810]
Source of text:
TxU:H/M-0884
Summary:

Identifies a number of the various orders of ape and comments on them.

Contributor:
John Herschel Project

Herschel2149

From:
Alexander Rogers
To:
Sir John Herschel
Date:
[5 March 1810]
Source of text:
RS:HS 14.394
Summary:

Found JH's resolution of a biquadratic ingenious. AR used René Descartes's method of resolution, but found it less elegant. Discusses resolution of higher order quadratics.

Contributor:
John Herschel Project

Herschel9824

From:
James A. Gordon
To:
Sir John Herschel
Date:
[19 June 1810]
Source of text:
RS:HS 8.158
Summary:

Informing him of his position in the examinations, and offering congratulations.

Contributor:
John Herschel Project

Herschel9899

From:
James Grahame
To:
Sir John Herschel
Date:
[1 October 1810]
Source of text:
RS:HS 8.233
Summary:

Recalls time spent together; asks JH for information about Cambridge colleges, especially St. John's.

Contributor:
John Herschel Project

Herschel9900

From:
James Grahame
To:
Sir John Herschel
Date:
[2 December 1810]
Source of text:
RS:HS 8.234
Summary:

Is attending John Playfair's lectures in mathematics; talks of plans to come to Cambridge.

Contributor:
John Herschel Project

Herschel13345

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

Herschel9901

From:
James Grahame
To:
Sir John Herschel
Date:
[28 February 1811]
Source of text:
RS:HS 8.235
Summary:

News of several lady friends and JG's progress in law studies.

Contributor:
John Herschel Project

Herschel9902

From:
James Grahame
To:
Sir John Herschel
Date:
[13 March 1811]
Source of text:
RS:HS 8.236
Summary:

Asks about nature of Classics examination JG must take to be considered for admission to Cambridge.

Contributor:
John Herschel Project
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