Search: John Herschel in collection 
Faraday, Michael in correspondent 
1820-1829 in date 
Faraday, Michael in addressee 
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Showing 116 of 16 items

From:
Sir John Herschel
To:
Michael Faraday
Date:
[6 November 1827]
Source of text:
RS:HS B26.34
Summary:

Indicates the best way for the glass subcommittee [of the R.S.L.] to deal with the results of glass experiments at the Royal Institution [see MF's 1827-11-3].

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[9 November 1827]
Source of text:
RS:HS B26.35
Summary:

Informs MF that JH has been called to serve on a grand jury and so may have to miss some glass subcommittee meetings. [This note enclosed the letter written by JH on 1827-11-6.]

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[6 June 1828]
Source of text:
RS:HS B26.39
Summary:

Describes the tests JH made on a small glass prism of not very high quality, which JH has left at the Royal Institution.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[26 October 1828]
Source of text:
RS:HS B26.41
Summary:

Sends MF some older samples of imperfect glass. Talks about the way in which different kinds of glass should be layered in lenses.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[15 February 1828]
Source of text:
RI:F3.B401
Summary:

Sends a note with a letter from W. H. Wollaston to JH, dealing with glass making experiments.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[4 July 1826]
Source of text:
TxU:H/L-0148; Reel 1054
Summary:

Chemical constitution of meteorites. JH suspects lead-iron alloy. Believes this has not been proposed before. Send specimen for JH's analysis.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[21 May 1825]
Source of text:
WT A-300
Summary:

Rearranges a meeting of [the R. S. L.'s Glass Committee] to take place at the Pellat and Green's Glass House in Holland St.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[8 June 1826]
Source of text:
RI:F3.B67
Summary:

Comments on the intent of remarks appended to a paper of MF's.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
1827-5[?]-16
Source of text:
RI 395-6 F3B
Summary:

Suggests change in composition of a pot to be made by [Apsley] Pellatt for an experiment.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[27 August 1827]
Source of text:
RI 397-9 F3B
Summary:

Hopes to meet JH in London, and to finish building for R.S.L. soon. Discusses various prisms for experiments. Mentions 'neat' process for drawing uranium from iron.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[16 March 1827]
Source of text:
RI:F3.B395
Summary:

Proposes an adjustment in the proportions of the ingredients in the next glass-making experiment.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[1821 or later]
Source of text:
RI 499-500 F3B
Summary:

Discusses origin and reactions of enclosed borate of lead. Postscripts on parallel strata in glass.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[13 September 1825]
Source of text:
RS:HS 7.166 & 20.222
Summary:

Thanks for the copy of his paper and errata. Received a packet of specimens of glass, which he presumes came from MF. Regarding the specific gravity of some of the specimens. Comments on further experiments to be made.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[26 May 1826]
Source of text:
RS:HS 7.170 & 20.235
Summary:

Has read his paper on vaporization with much interest and can see no objections to its arguments. Comments on some of the details.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[27 May 1826]
Source of text:
RS:HS 7.171
Summary:

[More detailed version of JH's 1826-5-26]. Has mentioned it to Humphry Davy.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[21 July 1828]
Source of text:
RS:HS 7.176 & 21.20
Summary:

Hears that the Board of Longitude is to be dissolved; it will therefore be necessary to seek a new source of income for the continuance of the Optical Glass experiments. Will be guided by MF's wish whether to continue the experiments. Charles Anderson has showed him curious experiments with the fusion of Fluor with clay.

Contributor:
John Herschel Project