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d'Arrest, Heinrich Louis in correspondent 
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Herschel, John in addressee 
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From:
Heinrich Louis d'Arrest
To:
Sir John Herschel
Date:
[8 October 1847]
Source of text:
RAS:JH Archive 10/5.106; Reel 9
Summary:

Gratitude for receipt of JH's Cape Results.

Contributor:
John Herschel Project
From:
Heinrich Louis d'Arrest
To:
Sir John Herschel
Date:
[12 March 1862]
Source of text:
RAS:JH Archive 12/1.8.11; Reel 10
Summary:

Comments on JH's work on nebulae and offers some of his own nebula observations. HA would be greatly honored if JH would include HA's observations in the catalog JH is preparing.

Contributor:
John Herschel Project
From:
Heinrich Louis d'Arrest
To:
Sir John Herschel
Date:
[29 September 1862]
Source of text:
RAS:JH Archive 12/1.8.12; Reel 10
Summary:

More about the nebula catalog JH is preparing [see HA's 1862-3-12], and still wondering if there is some way HA's observations might be used.

Contributor:
John Herschel Project
From:
Heinrich Louis d'Arrest
To:
Sir John Herschel
Date:
[1 February 1863]
Source of text:
RAS:JH Archive 12/1.8.13; Reel 10
Summary:

Is sending JH a list of 38 nebulae, their positions reduced to 1830, and described using the terms that JH uses. Comments on some of the difficulties in identifying the nebulae, and includes reference to other astronomer's work.

Contributor:
John Herschel Project
From:
Heinrich Louis d'Arrest
To:
Sir John Herschel
Date:
[8 May 1863]
Source of text:
RAS:JH Archive 12/1.8.14; Reel 10
Summary:

Is sending JH several lists of nebulae, and comments about some of the items. [Almost illegible.]

Contributor:
John Herschel Project
From:
Heinrich Louis d'Arrest
To:
Sir John Herschel
Date:
[17 May 1863]
Source of text:
RAS:JH Archive 12/1.8.15; Reel 10
Summary:

Is writing to clarify some earlier information about a list of nebulae that he had sent to JH.

Contributor:
John Herschel Project