Search: Herschel, John in correspondent 
Talbot, William Henry Fox in correspondent 
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letter in document-type 
1840-1849::1842 in date 
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Herschel1362

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[18 April 1842]
Source of text:
RS:HS 17.311
Summary:

Sends JH samples of his calotypes. Off to Germany on a photographic expedition.

Contributor:
John Herschel Project

Herschel8837

From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[21 April 1842]
Source of text:
Science Museum Talbt 1/34
Summary:

Thanks for calotypes involving persons engaged in actions. Gives encouragement to WT's planned photographic tour in Germany. JH has been experimenting regarding color photography.

Contributor:
John Herschel Project

Herschel1363

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[2 June 1842]
Source of text:
RS:HS 17.312
Summary:

Carl Steinheil has proposed making telescope mirrors by plating silver on glass. Is writing to JH to tell him that somewhat earlier he had included this process in one of his patents.

Contributor:
John Herschel Project
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