Search: Herschel, John in correspondent 
De Morgan, Augustus in addressee 
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Herschel7780

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[?]-10-29
Source of text:
RAS: MSS De Morgan 3
Summary:

Gratitude for books sent by AD. Encloses AD's biography of William Herschel with JH's comments.

Contributor:
John Herschel Project

Herschel1006

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[25 February 1831]
Source of text:
RS:HS 25.1.25
Summary:

Requests the return of his manuscript paper on double stars so that he may prepare his presentation to the next meeting of the Astronomical Society.

Contributor:
John Herschel Project

Herschel1873

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[28 February 1831]
Source of text:
WT 67597.1
Summary:

Has received a copy of JH's paper on double stars, but is confined to bed by a severe attack of rheumatism, so is not sure when he can finish the corrections.

Contributor:
John Herschel Project

Herschel1149

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[1832?]
Source of text:
RS:HS 25.14.6
Summary:

Returns manuscript and corrected proofs of one of JH's papers on double stars, with the rest of the paper going to Francis Baily.

Contributor:
John Herschel Project

Herschel6876

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[10 October 1833]
Source of text:
RS:HS 21.149
Summary:

Arrangements related to JH's going to the Cape.

Contributor:
John Herschel Project

Herschel1061

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[30 November 1836]
Source of text:
RS:HS 25.5.4
Summary:

Comments about AD's work in mathematical functions, and then refers to JH's reductions and other astronomical matters, including the need for reform of stellar nomenclature.

Contributor:
John Herschel Project

Herschel9024

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[6 December 1836]
Source of text:
Univ.Coll.London SDUK Papers
Summary:

Please convey thanks to the Society for the Diffusion of Useful Knowledge for its star maps. Finds them preferable to [Johann] Bode's maps, 'which are full of egregious errors.'

Contributor:
John Herschel Project

Herschel6882

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[26 June 1840]
Source of text:
RS:HS 22.55
Summary:

Thanks AD for a correction in one of JH's writings; tries to explain the partial echo that occurs when blowing across the end of an open pipe.

Contributor:
John Herschel Project

Herschel6884

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[31 May 1841]
Source of text:
RS:HS 22.86
Summary:

Thanks AD for his theorems; comments on the value of such abstract speculations.

Contributor:
John Herschel Project

Herschel6886

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[17 November 1842]
Source of text:
RS:HS 22.142
Summary:

Thanks AD for the corrections to JH's writing on astronomy; congratulates AD on his book on differential calculus.

Contributor:
John Herschel Project

Herschel1147

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[1844 or earlier]
Source of text:
RS:HS 25.14.3
Summary:

Thanks AD for having pointed out an error in one of JH's papers.

Contributor:
John Herschel Project

Herschel6932

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
1844
Source of text:
RS:HS 22.216
Summary:

Government intention to reduce interest in savings banks may well affect JH's benefit society.

Contributor:
John Herschel Project

Herschel6890

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[29 January 1844]
Source of text:
RS:HS 22.175
Summary:

Wants to set up a benefit club; for mutual insurance of artisans, etc., and is asking AD for actuarial information.

Contributor:
John Herschel Project

Herschel6892

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[5 February 1844]
Source of text:
RS:HS 22.176
Summary:

Questions about actuarial information in AD's 1844-1-30.

Contributor:
John Herschel Project

Herschel6895

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[18 February 1844]
Source of text:
RS:HS 22.177
Summary:

On poor attendance at R.A.S. dinner, and on the results of unrestricted population growth.

Contributor:
John Herschel Project

Herschel6897

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
1844-3
Source of text:
RS:HS 22.178
Summary:

Details of printing the policy for the benefit society.

Contributor:
John Herschel Project

Herschel6898

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
1844-3
Source of text:
RS:HS 22.179
Summary:

More details of the benefit society.

Contributor:
John Herschel Project

Herschel6899

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
1844-3
Source of text:
RS:HS 22.180
Summary:

More details of the benefit society.

Contributor:
John Herschel Project

Herschel6900

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
1844-3
Source of text:
RS:HS 22.181
Summary:

More details of the benefit society.

Contributor:
John Herschel Project

Herschel6901

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[7 March 1844]
Source of text:
RS:HS 22.182
Summary:

Discussion of actuarial tables for the benefit society.

Contributor:
John Herschel Project
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