Search: Herschel, John in correspondent 
Talbot, William Henry Fox in correspondent 
Herschel, John in addressee 
letter in document-type 
1820-1829::1827 in date 
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Showing 1–5 of 5 items

Herschel1313

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[22 May 1827]
Source of text:
RS:HS 17.263
Summary:

Describes prismatic spectrum of flame of cyanogen and offers to repeat experiment with Michael Faraday for JH's benefit.

Contributor:
John Herschel Project

Herschel1315

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[3 July 1827]
Source of text:
RS:HS 17.264
Summary:

Asks JH to clarify what goods are his from a joint order with WT from a German optical firm.

Contributor:
John Herschel Project

Herschel1314

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[18 July 1827]
Source of text:
RS:HS 17.265
Summary:

Queries and comments about telescopes and microscopes; some thoughts about a diffraction grating.

Contributor:
John Herschel Project

Herschel1316

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[8 August 1827]
Source of text:
RS:HS 17.266
Summary:

Renders an accounting of expenses for optical goods received from Germany.

Contributor:
John Herschel Project

Herschel1312

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[29 October 1827]
Source of text:
RS:HS 17.267
Summary:

Writes in favour of a London University professorship for Thomas Key. Refers to some optical experiments of Michael Faraday, and extends solution of conic section problem first raised in WT's letter of 1826-2-27.

Contributor:
John Herschel Project
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