Search: 1850-1859 in date 
Babbage, Charles in author 
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Herschel13647

From:
Charles Babbage
To:
Sir John Herschel
Date:
[14 February 1851]
Source of text:
TxU:H/M-0030; Reel 1062
Summary:

Sends deciphered code. Explains how CB solved it. [CB note dated 24 Mar. 1846: Technique for deciphering code.]

Contributor:
John Herschel Project

Herschel5376

From:
Charles Babbage
To:
Sir John Herschel
Date:
[29 October 1851]
Source of text:
RS:HS 2.323
Summary:

Regarding his plans for lighthouses. Had a visit from L. F. Menabrea in his absence. Who manufactures the specified telescopes?

Contributor:
John Herschel Project

Herschel13648

From:
Charles Babbage
To:
Sir John Herschel
Date:
[28 January 1854]
Source of text:
TxU:H/M-0031; Reel 1062
Summary:

Saw in the Times that JH is working on universal alphabet. Sends Wolfgang Kempelen's book (1791) on mechanism of speech. Speculates on machine that could produce phonetic sounds for universal language.

Contributor:
John Herschel Project

Herschel1256

From:
Charles Babbage
To:
Sir John Herschel
Date:
[13 December 1854]
Source of text:
RS:HS B27.19
Summary:

Sends JH a copy of a recent issue of the Athenaeum in which falsehoods, copied from a Richard Sheepshanks pamphlet, have been printed. CB wants JH to respond to, and correct, these falsehoods quickly.

Contributor:
John Herschel Project

Tyndall1341

From:
Charles Babbage
To:
John Tyndall
Date:
21 Feb 1857
Source of text:
MS JT/1/B/1; MS JT/1/TYP/1/136, RI
Summary:

No summary available.

Contributor:
Tyndall Project

Herschel5381

From:
Charles Babbage
To:
Sir John Herschel
Date:
[3 November 1857]
Source of text:
RS:HS 2.328
Summary:

Regarding a suitable engraving of William Herschel to be added to William Walker's engraving of a meeting at the Royal Institution.

Contributor:
John Herschel Project

Herschel5402

From:
Charles Babbage
To:
Sir John Herschel
Date:
1858
Source of text:
RS:HS 2.349
Summary:

Wishes to introduce an American friend, Professor Stephen Alexander, to JH.

Contributor:
John Herschel Project

Herschel13649

From:
Charles Babbage
To:
Sir John Herschel
Date:
[18 January 1858]
Source of text:
TxU:H/M-0032; Reel 1062
Summary:

Sorry that CB's nephew bothered JH with request for money from fund for CB's sister. Nephew must deal directly with Reversionary Interest Society. Recalls mutual vow of JH and CB forty years ago to pursue many intellectual endeavors.

Contributor:
John Herschel Project

Herschel13650

From:
Charles Babbage
To:
Sir John Herschel
Date:
[12 September 1858]
Source of text:
TxU:H/M-0033; Reel 1062
Summary:

Complications with JH's trusteeship for CB's sister [Mary Anne Hollier]. Details of how other trusts are managed. Will consult Edward Ryan about JH's desire to resign from trust. CB's brother-in-law Wolryche Whitmore died.

Contributor:
John Herschel Project

Herschel5382

From:
Charles Babbage
To:
Sir John Herschel
Date:
[23 November 1859]
Source of text:
RS:HS 2.329
Summary:

Advises him to put his house in the hands of a temporary tenant so that he can rest.

Contributor:
John Herschel Project
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