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Herschel, John in correspondent 
Lassell, William in correspondent 
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From:
William Lassell
To:
Sir John Herschel
Date:
[31 August 1859]
Source of text:
Harvard: Houghton AAH 67m-67 (48)
Summary:

Discusses installation of a 4-ft. aperture equatorial telescope. Describes plans for a glass polishing machine in great detail.

Contributor:
John Herschel Project
From:
William Lassell
To:
Sir John Herschel
Date:
[23 May 1862]
Source of text:
RAS:JH Archive 12/1.7.2; Reel 10
Summary:

Recently observed nebulae. Changes in island climate reduce observation time. Happy that JH plans to publish all nebulae in one catalogue. Has no new ones to offer. Observations of Saturn's rings. WL's telescope.

Contributor:
John Herschel Project
From:
William Lassell
To:
Sir John Herschel
Date:
[26 September 1862]
Source of text:
RAS:JH Archive 12/1.7.4; Reel 10
Summary:

Delighted with performance of WL's telescopes in Maltese climate. Invites JH to visit. Awaiting JH's catalogue of nebulae. Seeking assistant.

Contributor:
John Herschel Project
From:
William Lassell
To:
Sir John Herschel
Date:
[26 September 1862]
Source of text:
RAS:JH Archive 12/1.7.5; Reel 10
Summary:

Describes galaxy-like gaseous nebula with interior elliptical ring.

Contributor:
John Herschel Project
From:
William Lassell
To:
Sir John Herschel
Date:
[22 October 1862]
Source of text:
RAS:JH Archive 12/1.7.8; Reel 10
Summary:

Received JH's list of nebulae. Will observe and confirm as many as possible. Honored by Alexander Herschel's offer to be WL's assistant. Defines WL's expectations of assistant.

Contributor:
John Herschel Project
From:
William Lassell
To:
Sir John Herschel
Date:
[1 November 1862]
Source of text:
RAS:JH Archive 12/1.7.10; Reel 10
Summary:

Best candidate for WL's assistant seems to be [Albert] Marth of Durham. Describes new planetary nebula.

Contributor:
John Herschel Project