Search: Herschel, John in addressee 
1860-1869::1868 in date 
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Showing 121–140 of 176 items

Herschel3304

From:
James Scotson
To:
Sir John Herschel
Date:
[4 December 1868]
Source of text:
RS:HS 17.182
Summary:

Asks JH where to find further information about a salt road and cliffs mentioned in JH's Physical Geography.

Contributor:
John Herschel Project

Herschel3319

From:
Alexander Strahan
To:
Sir John Herschel
Date:
[30 October 1868]
Source of text:
RS:HS 17.243
Summary:

Hopes that JH will contribute series of papers under heading, 'A Life's Retrospect in Science,' from various periods of JH's career, for publication in Good Words.

Contributor:
John Herschel Project

Herschel3328

From:
A. J. Simpson
To:
Sir John Herschel
Date:
[7 March 1868]
Source of text:
RS:HS 17.208
Summary:

Requests financial assistance in building a new church in JH's parish.

Contributor:
John Herschel Project

Herschel3335

From:
Edward James Stone
To:
Sir John Herschel
Date:
[26 September 1868]
Source of text:
RS:HS 17.241
Summary:

Reports on examination of observations of 1769 of Venus's transit over the sun's disc. Discusses variations at different sites in 'breaking and formation of the black drop,' and possible causes of error in original observations. Will send copy of paper.

Contributor:
John Herschel Project

Herschel3408

From:
James Sivewright
To:
Sir John Herschel
Date:
[30 November 1868]
Source of text:
RS:HS 17.212
Summary:

Hopes to obtain JH's plan for building a swing to counteract seasickness. Comments on mutual acquaintances.

Contributor:
John Herschel Project

Herschel3427

From:
John Tyndall
To:
Sir John Herschel
Date:
3 December [1868]
Source of text:
RS:HS 17.412 (C: RI 555)
Summary:

Continues experiments with carbonic acid and electric light [see JT's 1868-11-30], suggesting possible cause of blue cloud color and eventual whitening of light.

Contributor:
John Herschel Project

Herschel3428

From:
John Tyndall
To:
Sir John Herschel
Date:
12 December [1868]
Source of text:
RS:HS 17.413 (C: RI 556)
Summary:

Asks JH to review paper on blue color of sky, polarization of skylight, and polarization of light by cloudy matter.

Contributor:
John Herschel Project

Herschel3525

From:
John Tyndall
To:
Sir John Herschel
Date:
[11 July 1868]
Source of text:
RS:HS 17.402
Summary:

JT has suggested that JH's son [Alexander] be appointed to position in Royal School of Mines, but colleagues, unwisely, JT thinks, want someone more well-known.

Contributor:
John Herschel Project

Herschel3536

From:
John Tyndall
To:
Sir John Herschel
Date:
[1 December 1868]
Source of text:
RS:HS 17.405a (C: RI 551-2)
Summary:

Continues experiments with carbonic acid and electric light [see JT's 1868-11-30], hoping to 'explode' idea that atmosphere's polarization is due to reflection by air particles.

Contributor:
John Herschel Project

Herschel3635

From:
John Tyndall
To:
Sir John Herschel
Date:
[30 November 1868]
Source of text:
RS:HS 17.404 (C: RI 550)
Summary:

Observations on subjecting carbonic acid to concentrated beam of an electric lamp. Records experimental result so far. Interested in ordinary dust particles under electric light.

Contributor:
John Herschel Project

Herschel4061

From:
Samuel Tyler
To:
Sir John Herschel
Date:
[28 April 1868]
Source of text:
RS:HS 17.456
Summary:

Sends copy of ST's Progress of Philosophy in the Past and in the Future.

Contributor:
John Herschel Project

Herschel4085

From:
H. Turberville
To:
Sir John Herschel
Date:
[27 March 1868]
Source of text:
RS:HS 17.379
Summary:

Explains conditions of his will and the distribution of his estate.

Contributor:
John Herschel Project

Herschel4166

From:
Thomas P. Thompson
To:
Sir John Herschel
Date:
[5 October 1868]
Source of text:
RS:HS 17.349a
Summary:

Thanks JH for his pamphlet on musical scales.

Contributor:
John Herschel Project

Herschel4224

From:
Sir Henry Taylor
To:
Sir John Herschel
Date:
[6 July 1868]
Source of text:
RS:HS 17.326
Summary:

Thanks JH for sending JH's work on Dante's Divine Comedy. Confesses not to be a Dante expert, but believes terza rima best for the poem in English.

Contributor:
John Herschel Project

Herschel4228

From:
H. Turberville
To:
Sir John Herschel
Date:
[10 March 1868]
Source of text:
RS:HS 17.378a
Summary:

Asks for JH's advice over a defective pair of glass discs. Discusses possibility of manufacturing optical discs in conjunction with the artist.

Contributor:
John Herschel Project

Herschel4360

From:
William Thomson
To:
Sir John Herschel
Date:
[24 September 1868]
Source of text:
RS:HS 17.351b
Summary:

Replies in detail to JH's objection to explaining the retardation of the earth's rotation as due to tidal friction, JH having urged that this effect should be analyzed in terms of momentum rather than of vis viva [kinetic energy], as WT maintained.

Contributor:
John Herschel Project

Herschel4568

From:
Frederick Pollock
To:
Sir John Herschel
Date:
[12 December 1868]
Source of text:
RS:HS 14.176
Summary:

Thanks JH for reply to letter questioning color experiment in JH's Familiar Lectures. Will conduct the experiment that JH suggests in the book.

Contributor:
John Herschel Project

Herschel4570

From:
Frederick Pollock
To:
Sir John Herschel
Date:
[5 December 1868]
Source of text:
RS:HS 14.175
Summary:

Discusses an experiment, described by JH in JH's Familiar Lectures, involving applying colors to paper. FP finds that his results differ from JH's.

Contributor:
John Herschel Project

Herschel4571

From:
[Osborne?] Turner
To:
Sir John Herschel
Date:
[21 November 1868]
Source of text:
RS:HS 17.450
Summary:

Requests permission to include extract from Prelim. Discourse in The Sixth English Reading Book.

Contributor:
John Herschel Project

Herschel4920

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[27 March 1868]
Source of text:
RS:HS 1.308
Summary:

Further regarding his theories on sound.

Contributor:
John Herschel Project
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