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Herschel, John in author 
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Herschel1547

From:
Sir John Herschel
To:
Charles Babbage
Date:
[27 July 1819]
Source of text:
BL Aaa 32292.123
Summary:

JH understands CB to be a candidate for a professorial chair, and JH writes a warm letter of support.

Contributor:
John Herschel Project

Herschel1548

From:
Sir John Herschel
To:
Charles Babbage
Date:
[14 December 1826]
Source of text:
BL Aaa 32293.384
Summary:

Tells CB of the mistake on the certificate for admission [to the R.S.L.?] for Mr. Moreau, which meant it had to be withdrawn. Doubts that reapplication would be successful. Other news from London.

Contributor:
John Herschel Project

Herschel1549

From:
Sir John Herschel
To:
Charles Babbage
Date:
[1832 or earlier]
Source of text:
BL Aaa 37184.161
Summary:

Is arranging a meeting with CB.

Contributor:
John Herschel Project

Herschel1551

From:
Sir John Herschel
To:
Charles Babbage
Date:
[18 May 1846]
Source of text:
BL Aaa 32303.279
Summary:

Urges a visit to Collingwood by CB. Refers to the development of a cypher.

Contributor:
John Herschel Project

Herschel1552

From:
Sir John Herschel
To:
Charles Babbage
Date:
[15 February 1851]
Source of text:
BL Aaa 37194.478
Summary:

CB has 'decyphered' JH's puzzle. JH will not try to puzzle CB again.

Contributor:
John Herschel Project

Herschel1553

From:
Sir John Herschel
To:
Charles Babbage
Date:
[9 December 1870]
Source of text:
BL Aaa 37199.524
Summary:

Thanks CB for receipt of a meteorological work by CB's son [B. H. Babbage], now in Australia. JH says he grows stupider every day and is a 'prisoner in the bonds of bronchitic tyranny.'

Contributor:
John Herschel Project

Herschel1554

From:
Sir John Herschel
To:
Charles Babbage
Date:
[20 December 1864]
Source of text:
BL Aaa 32309.184 (ACCS: RS:HS B27.26)
Summary:

Gives CB permission to publish the portions of letters requested by him. JH tells CB that he has responded to John Davy's letter in the PM.

Contributor:
John Herschel Project

Herschel5049

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

Herschel5051

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

Herschel5053

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

Herschel5054

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

Herschel5055

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

Herschel5057

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

Herschel5060

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

Herschel5063

From:
Sir John Herschel
To:
Charles Babbage
Date:
[27 June 1813]
Source of text:
RS:HS 2.14 (C: RS:HS 20.9)
Summary:

Further regarding theorems recently discussed. Regarding the preface for JH's and CB's Memoirs of the Analytical Society.

Contributor:
John Herschel Project

Herschel5065

From:
Sir John Herschel
To:
Charles Babbage
Date:
[25 July 1813]
Source of text:
RS:HS 2.16 (C: RS:HS 20.10)
Summary:

Regarding his new researches into the theory of determining functions from given conditions. The printing of his memoir is proceeding slowly.

Contributor:
John Herschel Project

Herschel5066

From:
Sir John Herschel
To:
Charles Babbage
Date:
[16 August 1813]
Source of text:
RS:HS 2.17 (C: RS:HS 20.11)
Summary:

Has been to London and procured the books mentioned by CB. Mentions differential equations of P. S. Laplace. Regarding some of CB's theorems. Problem of law of chance. Printing of his memoir.

Contributor:
John Herschel Project

Herschel5068

From:
Sir John Herschel
To:
Charles Babbage
Date:
[1813-9]
Source of text:
RS:HS 20.12
Summary:

Sends a number of theorems and integrals.

Contributor:
John Herschel Project

Herschel5069

From:
Sir John Herschel
To:
Charles Babbage
Date:
[13] October 1813
Source of text:
RS:HS 2.19 (C: RS:HS 20.13)
Summary:

Would like to see him as soon as possible so they can prepare the preface of their memoir for the printer.

Contributor:
John Herschel Project

Herschel5070

From:
Sir John Herschel
To:
Charles Babbage
Date:
1813-9-24 or later
Source of text:
RS:HS 20.14
Summary:

Orders equipment from London through CB.

Contributor:
John Herschel Project
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