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Herschel4372

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[6 July 1864]
Source of text:
RS:HS 16.322
Summary:

Questions dates in William Herschel's observations. Wishes JH luck on completing translation of Iliad.

Contributor:
John Herschel Project

Herschel4414

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[2 July 1864]
Source of text:
RS:HS 16.321
Summary:

Studies sidereal chromatics. Asks if William Herschel recorded colors of Beta Cygni in a 1779 observation.

Contributor:
John Herschel Project

Herschel4592

From:
Isaac Todhunter
To:
Sir John Herschel
Date:
[21 July 1864]
Source of text:
RS:HS 17.355
Summary:

Thanks JH for looking into the Wilhelm Struve probability calculation; makes note of the change in his work.

Contributor:
John Herschel Project

Herschel6801

From:
William Rutter Dawes
To:
Sir John Herschel
Date:
[25 July 1864]
Source of text:
RS:HS 6.118
Summary:

A long letter dealing with the reports of various observers of James Nasmyth's 'Willow leaves' on the sun.

Contributor:
John Herschel Project

Herschel6847

From:
Warren de La Rue
To:
Sir John Herschel
Date:
[3 July 1864]
Source of text:
RS:HS 6.155
Summary:

Appreciates the difference between Robert Hooke's and JH's suggestions for a helioscopic telescope. Comments on these suggestions. Has recently constructed a reflecting prism. Comments on this.

Contributor:
John Herschel Project

Herschel6848

From:
Warren de La Rue
To:
Sir John Herschel
Date:
[11 July 1864]
Source of text:
RS:HS 6.156
Summary:

Was not the person who sent him some photographs of the sun. Was glad the Astronomical Soiree was well spoken of. James Nasmyth was conspicuous and is pleased he was mentioned in JH's Outlines Astr.

Contributor:
John Herschel Project

Herschel6849

From:
Warren de La Rue
To:
Sir John Herschel
Date:
[18 July 1864]
Source of text:
RS:HS 6.157
Summary:

Encloses a letter from William Simms, which contains a suggestion for JH's reflecting prism. Inclines to the view that a reflector is not the most suitable instrument for sun observations.

Contributor:
John Herschel Project

Herschel6850

From:
Warren de La Rue
To:
Sir John Herschel
Date:
[20 July 1864]
Source of text:
RS:HS 6.158
Summary:

Sending the tracing again with a few additions. Comments on this and the one sent yesterday.

Contributor:
John Herschel Project

Herschel7165

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[14 July 1864]
Source of text:
RS:HS 24.52
Summary:

Comments on the state of JH's health; about ciphers and about decimalization.

Contributor:
John Herschel Project

Herschel7166

From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[15 July 1864]
Source of text:
RS:HS 6.370
Summary:

Does not like the sound of the bronchitis. Gives a remedy that he found effective. Gives one of his own ciphers.

Contributor:
John Herschel Project

Herschel7167

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[18 July 1864]
Source of text:
RS:HS 24.53
Summary:

Comments on remedies suggested by AD [see AD's 1864-7-15]; on ciphers.

Contributor:
John Herschel Project

Herschel7168

From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[24 July 1864]
Source of text:
RS:HS 6.371
Summary:

Has been in a state of collapse all day, but a dose of '02H' has worked wonders. Gives anecdotes of Diogenes and Plato.

Contributor:
John Herschel Project

Herschel7292

From:
W[illiam] A[rthur] Darby
To:
Sir John Herschel
Date:
[22 July 1864]
Source of text:
RS:HS 6.471
Summary:

Sending a specimen of a list of celestial objects which he is in process of publishing. Would like his comments.

Contributor:
John Herschel Project

Herschel8941

From:
Sir John Herschel
To:
the London Times
Date:
[1 July 1864]
Source of text:
London Times (July 4, 1864), p. 11, col. 2
Summary:

Responds to objections published in the Times of 30 June to JH's 1864-6-18 letter to the Times regarding the introduction of the metric system in England; JH opposes this and goes on to explain the scientific basis of the British system.

Contributor:
John Herschel Project

Herschel8942

From:
Sir John Herschel
To:
the London Times
Date:
[4 July 1864]
Source of text:
London Times (July 6, 1864), p. 7, col. 2
Summary:

Corrects typographical errors in JH's recent letters [1864-6-18 & 1864-7-1] to the Times.

Contributor:
John Herschel Project

Herschel9223

From:
Sir John Herschel
To:
William Whewell
Date:
[1864-7]
Source of text:
TC, Camb. Add. Ms.a.207114 (C: RS:HS 24.65)
Summary:

Responds to WW's comments on JH's Iliad translation. Sending Book X.

Contributor:
John Herschel Project

JHC1355

From:
Sir Joseph Dalton Hooker
To:
George Bentham
Date:
26 July 1864
Source of text:
JDH/2/3/2 f.147, The Royal Botanic Gardens, Kew
Summary:

No summary available.

Contributor:
Hooker Project

Tyndall2118

From:
John Tyndall
To:
Norman Macleod
Date:
July 2, 1864
Source of text:
Appendix A, pp. 41-2, Twelfth Report of the Science and Art Department of the Committee of Council on Education
Summary:

No summary available.

Contributor:
Tyndall Project

Tyndall2119

From:
John Tyndall
To:
George Gabriel Stokes
Date:
Tuesday 64
Source of text:
SC--add 7656, CUL
Summary:

No summary available.

Contributor:
Tyndall Project

Tyndall2120

From:
Julius Haast
To:
John Tyndall
Date:
July 13th 1864
Source of text:
MS JT/1/H/7, RI
Summary:

No summary available.

Contributor:
Tyndall Project
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