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1840-1849::1842 in date 
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Herschel4339

From:
Richard Taylor
To:
Sir John Herschel
Date:
[10 December 1842]
Source of text:
RS:HS 17.339
Summary:

Asks for advice on a number of scientific papers.

Contributor:
John Herschel Project

Herschel4405

From:
Sir John Herschel
To:
William Henry Smyth
Date:
[3 April 1842]
Source of text:
RS:HS 22.116
Summary:

Plans to calculate Gamma Virginis orbit. Received WS paper on astronomical observations. Suggests WS look for a house in Kent after learning plans to move near London.

Contributor:
John Herschel Project

Herschel4434

From:
Benjamin Peirce
To:
Sir John Herschel
Date:
[15 August 1842]
Source of text:
RS:HS 14.151
Summary:

Sends Joseph Cranch to consult with JH over an equatorial telescope for Harvard College Observatory.

Contributor:
John Herschel Project

Herschel4437

From:
Ann Smyth
To:
Sir John Herschel
Date:
6 February [1842]
Source of text:
RS:HS 16.217
Summary:

Thanks JH for reporting on C. P. Smyth's progress. Has read JH's translations of Schiller's The Walk. Sends copy of C. P. Smyth's work at Baseline Camp Zwartland on the remeasurement of N. L. Lacaille's meridian of arc.

Contributor:
John Herschel Project

Herschel4454

From:
Richard Taylor
To:
Sir John Herschel
Date:
[30 November 1842]
Source of text:
RS:HS 17.338
Summary:

Thanks JH for advice on the issue of P.M. that has just been published.

Contributor:
John Herschel Project

Herschel4498

From:
Sir John Herschel
To:
William Henry Smyth
Date:
[26 May 1842]
Source of text:
RS:HS 22.118
Summary:

Thanks WS for C. P. Smyth drawings of Cape monument and Gamma Virginis observations. Notes J. H. Mädler's work on double stars and the doubt that they obey the inverse square law. Discusses use of photography in astronomy.

Contributor:
John Herschel Project

Herschel4552

From:
Charles Piazzi Smyth
To:
Sir John Herschel
Date:
1842-1
Source of text:
RS:HS 16.224
Summary:

Construction of Herschel Obelisk at Feldhausen underway. Describes items to be included at the monument.

Contributor:
John Herschel Project

Herschel4578

From:
M. Tunno
To:
Sir John Herschel
Date:
[19 July 1842]
Source of text:
RS:HS 17.449
Summary:

Thanks JH for a letter of introduction.

Contributor:
John Herschel Project

Herschel467

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[20 September 1842]
Source of text:
RGO 6.427.69
Summary:

Needs some clarification of GA's letter [see GA's 1842-9-16] before JH is ready to reply about the calculating engine.

Contributor:
John Herschel Project

Herschel468

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[27 February 1842]
Source of text:
RGO 6.427.74
Summary:

Thanks GA for exercising GA's usual discretion in the matter of the funding of Charles Babbage's calculating machine [see GA's 1842-9-26].

Contributor:
John Herschel Project

Herschel4710

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[5 January 1842]
Source of text:
RS:HS 1.99 (C: RGO 6.693.100)
Summary:

Sending two papers, one for the Physical Committee.

Contributor:
John Herschel Project

Herschel4711

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[21 January 1842]
Source of text:
RS:HS 1.100 & 22.110
Summary:

Concerning Airy's papers recently submitted [see GA's 1842-1-5]. Hopes he will continue to send a report of his experiments and observations.

Contributor:
John Herschel Project

Herschel4712

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[10 March 1842]
Source of text:
RS:HS 1.101 (C: RGO 6.340.341)
Summary:

Regarding JH's receipt of the 'Standard' reports. Remarks on the electrometer and barometer in the recent storm.

Contributor:
John Herschel Project

Herschel4713

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[15 March 1842]
Source of text:
RS:HS 1.102 (C: RGO 6.368.648)
Summary:

Regarding his letter writing. Has a promise of a trip on the Dover Railway.

Contributor:
John Herschel Project

Herschel4714

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[21 March 1842]
Source of text:
RS:HS 1.103 (C: RGO 6.368.651)
Summary:

Hopes to meet JH on 29 March.

Contributor:
John Herschel Project

Herschel4715

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[21 April 1842]
Source of text:
RS:HS 1.104 (C: RGO 6.463.302)
Summary:

Returns photographs of spectrum, with observations on the results.

Contributor:
John Herschel Project

Herschel4716

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[28 April 1842]
Source of text:
RS:HS 1.105 (C: RGO 6.368.652)
Summary:

Returning photographs, with observations. Regarding the transport of loads in hilly country. Remarks on the transcription and pronunciation of foreign languages.

Contributor:
John Herschel Project

Herschel4717

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[24 August 1842]
Source of text:
RS:HS 1.106 (C: RGO 6.368.655)
Summary:

Returning packet of papers on magnetism. Encloses copy of a letter he has sent to Edward Sabine. Has seen the recent eclipse of the sun.

Contributor:
John Herschel Project

Herschel4718

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[31 August 1842]
Source of text:
RS:HS 1.108 (C: RGO 6.675.330)
Summary:

Encloses copy of a letter written to Edward Sabine. Wants instruments of quicker vibration.

Contributor:
John Herschel Project

Herschel4719

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[16 September 1842]
Source of text:
RS:HS 1.109 (C: RGO 6.427.68)
Summary:

Asking JH for his views on Charles Babbage's calculating machine, so that he can pass on the information to the Chancellor of the Exchequer.

Contributor:
John Herschel Project
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