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Tyndall, John in correspondent 
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Tyndall1951

From:
John Tyndall
To:
John Tyndall
Date:
Undated
Source of text:
MS JT/5/16a, RI
Summary:

No summary available.

Contributor:
Tyndall Project

DCP-LETT-3067

From:
Charles Robert Darwin
To:
John Tyndall
Date:
23 Feb [1861]
Source of text:
DAR 261.8: 3 (EH 88205941)
Summary:

Sends correspondence between Dr Erasmus Darwin and Josiah Wedgwood I [of Etruria] on glaciers.

Also a pamphlet [Asa Gray, Natural selection not inconsistent with natural theology (1861)] containing "the best account" of the Origin.

Contributor:
Darwin Correspondence Project

DCP-LETT-3217

From:
Charles Robert Darwin
To:
John Tyndall
Date:
24 July [1861]
Source of text:
DAR 261.8: 4 (EH 88205942)
Summary:

Has been idling and enjoying the scenery.

"At dinner we were all sticking bits of ice together by their points, marvelling at the phenomenon and talking of you."

Contributor:
Darwin Correspondence Project

DCP-LETT-6413

From:
Charles Robert Darwin
To:
John Tyndall
Date:
7 Oct 1868
Source of text:
DAR 261.8: 5 (EH: 88205943)
Summary:

Asks JT to distribute some circulars about the work of Gustavus Hinrichs of Iowa, whom CD wishes to help.

Admires JT’s Norwich address [to Mathematics and Physics Section, BAAS meeting, Rep. BAAS 38: 1–6] and his Fortnightly Review paper on scientific discovery [7 (1867): 645–60].

Contributor:
Darwin Correspondence Project

DCP-LETT-6414

From:
John Tyndall
To:
Charles Robert Darwin
Date:
9 Oct 1868
Source of text:
DAR 106: C1–2
Summary:

Gustavus Hinrichs is also a [not highly regarded] correspondent of JT’s; he will put GH’s papers on the table at Royal Institution to ease CD’s conscience.

Dined with the Asa Grays at Hooker’s. Told Mrs Gray that CD’s ill health was a benefit because it caused him to ponder a great deal.

Contributor:
Darwin Correspondence Project
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DCP-LETT-6424

From:
Charles Robert Darwin
To:
John Tyndall
Date:
20 Oct 1868
Source of text:
DAR 261.8: 6 (EH: 88205944)
Summary:

Invites JT to come to Down with the Asa Grays and Hookers.

Contributor:
Darwin Correspondence Project

RS-MM-000440

From:
John Tyndall
To:
RT Lewis
Date:
27 March 1862
Source of text:
MM/9/19, Royal Society
Summary:

No summary available.

Contributor:
Royal Society

RS-MM-000441

From:
John Tyndall
To:
RT Lewis
Date:
c.1862
Source of text:
MM/9/20, Royal Society
Summary:

No summary available.

Contributor:
Royal Society

Herschel3139

From:
Sir John Herschel
To:
John Tyndall
Date:
[13 November 1864]
Source of text:
RI 305 (C: 529-30); draft 4pp RS:HS 17.394b (C: 24.66)
Summary:

Thanks for and comments on paper on luminous and obscure radiation, particularly on extra spectral rays, incandescence of platinum, and experiment using transcalescence of iodine.

Contributor:
John Herschel Project

Herschel3152

From:
John Tyndall
To:
Sir John Herschel
Date:
[27 November 1868]
Source of text:
RS:HS 17.403
Summary:

Is studying vesicles. JH's son [Alexander] may yet get Royal School of Mines appointment.

Contributor:
John Herschel Project

Herschel3178

From:
John Tyndall
To:
Sir John Herschel
Date:
[30 October 1867]
Source of text:
RS:HS 17.401 (C: RI 541)
Summary:

Asks whether Michael Faraday's work with glass resulted in improved manufacturing or if rather its main scientific value was in discovery of diamagnetism.

Contributor:
John Herschel Project

Herschel3191

From:
John Tyndall
To:
Sir John Herschel
Date:
[26 May 1866]
Source of text:
RS:HS 17.400 (C: RI 539)
Summary:

Comments on excellence of the lecture at the Royal Institution of JH's son [Alexander].

Contributor:
John Herschel Project

Herschel3206

From:
Sir John Herschel
To:
John Tyndall
Date:
[24 November 1861]
Source of text:
RS:HS 23.350 (C: RI 515)
Summary:

Finds JT's work on thermotics 'highly interesting,' although criticizes measurements of 'tenuity' of vapor, and explanation of scattering of sunlight and formation of corona around moon during eclipse.

Contributor:
John Herschel Project

Herschel3252

From:
John Tyndall
To:
Sir John Herschel
Date:
[4 January 1863]
Source of text:
RS:HS 17.392a (C: RI 520)
Summary:

Asks permission to print extract of JH's letter on heat spots of spectrum of rock salt sample. Hopes JH's son [Alexander] will speak at Royal Institution; JT would help with illustration. Wonders how blue color of water relates to sky color and polarization.

Contributor:
John Herschel Project

Herschel3327

From:
John Tyndall
To:
Sir John Herschel
Date:
[18 November 1864]
Source of text:
RS:HS 17.398a (C: RI 534)
Summary:

Asks JH to be a shareholder in venture to publish new weekly scientific journal.

Contributor:
John Herschel Project

Herschel3337

From:
John Tyndall
To:
Sir John Herschel
Date:
27?] June [1869
Source of text:
RS:HS 17.414 (C: RI 566)
Summary:

Encloses reference to one of JH's letters to JT that has already been printed.

Contributor:
John Herschel Project

Herschel3345

From:
Sir John Herschel
To:
John Tyndall
Date:
[21 November 1864]
Source of text:
RS:HS 17.398b (C: 24.69; C: RI 535)
Summary:

Wishes luck but expresses inability to help with new science journal [see JT's 1864-11-18].

Contributor:
John Herschel Project

Herschel3347

From:
John Tyndall
To:
Sir John Herschel
Date:
[29 May 1869]
Source of text:
RS:HS 17.406b (C: RI 562)
Summary:

Thanks for JH's suggestions on JT's outline of comet speculations. [G. B.] Airy, too, has replied. Includes more speculations on 'envelopes' and nucleus of comet.

Contributor:
John Herschel Project

Herschel3359

From:
Sir John Herschel
To:
John Tyndall
Date:
[5 January 1863]
Source of text:
RS:HS 17.392b (C: 24.4; C: RI 521)
Summary:

Likes JT's explanation of sky's blue color. Has difficulty with JT's explanation of polarization of skylight. Comments on absorptive powers of vapor and liquid.

Contributor:
John Herschel Project

Herschel3361

From:
Sir John Herschel
To:
John Tyndall
Date:
[3 March 1866]
Source of text:
RS:HS 17.399b (C: 24.144)
Summary:

Describes experiment involving viewing spectrum of a light flash as it advances and recedes. [Marked 'not sent on further consideration.']

Contributor:
John Herschel Project
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