Search: Herschel, John in correspondent 
Tyndall, John in addressee 
1860-1869 in date 
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Showing 1–20 of 31 items

Tyndall1796

From:
John Frederick William Herschel
To:
John Tyndall
Date:
July 21 1861
Source of text:
MS JT/1/H/94; MS JT/1/TYP/2/505-6, RI
Summary:

No summary available.

Contributor:
Tyndall Project

Herschel3396

From:
Sir John Herschel
To:
John Tyndall
Date:
[21 July 1861]
Source of text:
RS:HS 23.335 (ACCS: RS:HS 17.388a; C: RI 505-6)
Summary:

Thanks for and comments on paper and lectures on 'diathermancy &c' of gases, scientific teaching, and solar chemistry. Regrets that JT mentioned all names connected with light research except JH's. Remarks on absorption of light, molecular vibrations.

Contributor:
John Herschel Project

Tyndall1826

From:
John Frederick William Herschel
To:
John Tyndall
Date:
Nov 10/61
Source of text:
MS JT/1/H/95; MS JT/1/TYP/2/508, RI
Summary:

No summary available.

Contributor:
Tyndall Project

Herschel3366

From:
Sir John Herschel
To:
John Tyndall
Date:
[10 November 1861]
Source of text:
RS:HS 23.347 (C: RI 508)
Summary:

Reply to JT's 'Remarks on Radiation and Absorption.' Calls non-absorption of air and vapor key to understanding meteorological phenomena. Remarks on 'radiant heat' from moon.

Contributor:
John Herschel Project

Tyndall1831

From:
John Frederick William Herschel
To:
John Tyndall
Date:
Nov 22/61.
Source of text:
MS JT/1/H/96; MS JT/1/TYP/2/512-513; HS 23.348, RI; RS
Summary:

No summary available.

Contributor:
Tyndall Project

Herschel3578

From:
Sir John Herschel
To:
John Tyndall
Date:
[22 November 1861]
Source of text:
RS:HS 23.348 (C: RI 512-13)
Summary:

Does not believe surface of moon can radiate cold; perhaps new moon can. Explains this geometrically.

Contributor:
John Herschel Project

Tyndall1833

From:
John Frederick William Herschel
To:
John Tyndall
Date:
Nov. 24/61
Source of text:
MS JT/1/H/97, RI
Summary:

No summary available.

Contributor:
Tyndall 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

Tyndall1878

From:
John Frederick William Herschel
To:
John Tyndall
Date:
April 12/62
Source of text:
MS JT/1/H/98, RI
Summary:

No summary available.

Contributor:
Tyndall Project

Herschel3403

From:
Sir John Herschel
To:
John Tyndall
Date:
[12 April 1862]
Source of text:
RS:HS 17.390b (C: 23.367; C: RI 516-17)
Summary:

Remarks on JT's papers on radiant heat and related role of moisture. Will send requested sample of rock salt. Explains difficulties using it and hopes JT will have better success, perhaps even repeating JH's experiments.

Contributor:
John Herschel Project

Tyndall1960

From:
John Frederick William Herschel
To:
John Tyndall
Date:
Jan. 5/63
Source of text:
MS JT/1/H/99; MS JT/1/TYP/2/521-21a, RI
Summary:

No summary available.

Contributor:
Tyndall 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

Tyndall1981

From:
John Frederick William Herschel
To:
John Tyndall
Date:
Mar 15/63
Source of text:
MS JT/1/H/100; MS JT/1/TYP/2/533; HS/24/14, RI; RS
Summary:

No summary available.

Contributor:
Tyndall Project

Herschel3562

From:
Sir John Herschel
To:
John Tyndall
Date:
[15 March 1863]
Source of text:
RS:HS 24.14 (C: RI 522)
Summary:

Thanks for lectures on heat motion theory and radiation through earth's atmosphere, and for brochure on 'conformation' of the Alps. Asks about upcoming lecture of JH's son [Alexander].

Contributor:
John Herschel Project

Tyndall2111

From:
John Herschel
To:
John Tyndall
Date:
June 18 1864
Source of text:
HS 393b; MS JT/1/H/101; MS JT/1/TYP/2/524-7, RS; RI
Summary:

No summary available.

Contributor:
Tyndall Project

Herschel3563

From:
Sir John Herschel
To:
John Tyndall
Date:
[18 July 1864]
Source of text:
RS:HS 17.393b (C: 24.48; C: RI 524-7)
Summary:

Thanks for and comments on papers on scientific history and molecular physics, particularly on a magnetic experiment and on dynamical efficiency of coal relative to motion theory of light and heat. Comments on nature of heat, 'vis viva.' Deplores laxity with which physicists use and confuse terms 'force,' 'motion,' and 'energy.'

Contributor:
John Herschel Project

Tyndall2176

From:
John Herschel
To:
John Tyndall
Date:
Nov. 13 1864
Source of text:
HS 394b; MS JT/1/TYP/2/529-30, RS; RI
Summary:

No summary available.

Contributor:
Tyndall Project

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

Tyndall2179

From:
John Herschel
To:
John Tyndall
Date:
Nov. 16/64
Source of text:
HS 396; MS JT/1/H/102; MS JT/1/TYP/2/532, RS; RI
Summary:

No summary available.

Contributor:
Tyndall Project

Herschel3542

From:
Sir John Herschel
To:
John Tyndall
Date:
[16 November 1864]
Source of text:
RS:HS 17.396 (C: RI 532 & RS:HS 24.68))
Summary:

Surprised that JT cannot obtain heat spots [see JT's 1864-11-14]. Describes glasses and lenses used.

Contributor:
John Herschel Project
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