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From:
Charles Babbage
To:
Sir John Herschel
Date:
[1 December 1818]
Source of text:
RS:HS 2.100
Summary:

Astronomer Royal's post at Greenwich vacant; hopes JH will try for it. Has not been successful in getting on the Board of Longitude. Hopes to spend a fortnight in Paris after Christmas.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[2 December 1818]
Source of text:
TxU:H/L-0051.2; Reel 1054
Summary:

Cannot meet CB in London this week. Has verified composition of [hyposulfurous] acid. Encloses crystal of 'sulpho=sulphite of lime.'

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[2 December 1818]
Source of text:
RS:HS 2.101 (C: RS:HS 20.59)
Summary:

Thanks CB for his advice about applying for the post of Astronomer Royal when it becomes vacant, but does not think himself qualified. Will not be able to come to London this weekend. Regarding his new acid.

Contributor:
John Herschel Project
From:
Charles Babbage
To:
Sir John Herschel
Date:
[4 December 1818]
Source of text:
RS:HS 2.102
Summary:

Urges JH to apply for the Greenwich post. Quotes extract from Thomas Thomson on chemistry. Gives equations for his comments. Has found a new method of producing household gas.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[6 December 1818]
Source of text:
TxU:H/L-0051.3; Reel 1054
Summary:

Fifth [1817] edition of Thomas Thomson's System of Chemistry shows previous discovery of JH's 'new acid,' but its reported composition is wrong.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[6 December 1818]
Source of text:
RS:HS 2.103 (C: RS:HS 20.60)
Summary:

Thanking CB for CB's further remarks on the Greenwich post. Further regarding his new acid.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
[James] Moyes
Date:
[10 December 1818]
Source of text:
Adler Ms. 13
Summary:

Sends JM material for inclusion in Mathematical Essays by the Late William Spence, Esq., ed. by JH. [Includes manuscript of final paragraph of JH's Preface to this book.]

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[12 December 1818]
Source of text:
RS:HS 2.104 (C: RS:HS 20.61)
Summary:

Remarks on CB's article on analysis and the examples used. Hopes to see him at Christmas; then they can talk about the projected visit to Paris.

Contributor:
John Herschel Project
From:
Charles Babbage
To:
Sir John Herschel
Date:
[16 December 1818]
Source of text:
RS:HS 2.105
Summary:

Regarding one of JH's papers in the Analytical. P.S. dated 19 Dec.: Is glad to hear he would like to go to Paris.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[20 December 1818]
Source of text:
RS:HS 2.106
Summary:

Hopes CB will visit Slough soon to discuss the proposed trip to Paris. Gives a sketch of his investigations on theorems connected with series.

Contributor:
John Herschel Project
From:
Charles Babbage
To:
Sir John Herschel
Date:
[22 December 1818]
Source of text:
RS:HS 2.107
Summary:

Will visit him at Christmas. Regarding the theorem quoted by JH [see JH's 1818-12-20].

Contributor:
John Herschel Project