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John Herschel Project in contributor 
Herschel, John in addressee 
1840-1849::1842 in date 
Smee, Alfred in correspondent 
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Showing 19 of 9 items

From:
Alfred Smee
To:
Sir John Herschel
Date:
[3 January 1842]
Source of text:
RS:HS 16.150
Summary:

Thanks JH for a copy of a paper on prismatic study of the sun's rays, and for accompanying photographs.

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[25 April 1842]
Source of text:
RS:HS 16.151
Summary:

Sends several samples of ferrocyanide JH had requested.

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[10 May 1842]
Source of text:
RS:HS 16.152
Summary:

Has been trying to make other metallo-cyanides at JH's request, but without success.

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[21 June 1842]
Source of text:
RS:HS 16.154
Summary:

Note accompanying a sample of iridium.

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[31 August 1842]
Source of text:
RS:HS 16.155
Summary:

Note accompanying a work detailing the study of voltaic circuits.

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[29 September 1842]
Source of text:
RS:HS 16.156
Summary:

Explains how AS first learned of various compound salts of iron from medical writings.

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[17 November 1842]
Source of text:
RS:HS 16.157
Summary:

A note accompanying a sample of high quality ferrocyanide of [iron?].

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[2 December 1842]
Source of text:
RS:HS 16.158
Summary:

About chemical solutions used in photography, and problems produced by impurities in photographic paper.

Contributor:
John Herschel Project
From:
Alfred Smee
To:
Sir John Herschel
Date:
[22 December 1842]
Source of text:
RS:HS 16.159
Summary:

Thanks JH for a specimen of 'mercury type,' which AS describes as he examined it under a microscope.

Contributor:
John Herschel Project