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Herschel4538

From:
Charles Pritchard
To:
Sir John Herschel
Date:
[9 November 1864]
Source of text:
RS:HS 14.92
Summary:

Compares W. L. Newman's and CP's calculations of optical coefficients to those in JH's work. Sends JH formulae and tables for calculating telescopic lens thickness and shape in relation to the dimensions of the telescope. Wishes JH luck on Iliad.

Contributor:
John Herschel Project

Tyndall2172

From:
Heinrich Debus
To:
John Tyndall
Date:
Novbr 9. 1864 | Tuesday
Source of text:
MS JT/1/D/35, RI
Summary:

No summary available.

Contributor:
Tyndall Project

DCP-LETT-4666

From:
William Jenner
To:
Charles Robert Darwin
Date:
9 Nov 1864
Source of text:
DAR 168: 52
Summary:

Prescribes "syrup of phosphate of iron". Requests a urine sample.

Contributor:
Darwin Correspondence Project

Herschel4546

From:
Charles Pritchard
To:
Sir John Herschel
Date:
[10 November 1864]
Source of text:
RS:HS 14.93
Summary:

Compares JH's equation for lens curvature with that of C. F. Gauss.

Contributor:
John Herschel Project

DCP-LETT-4669

From:
Hugh Falconer
To:
Charles Robert Darwin
Date:
10 Nov [1864]
Source of text:
DAR 164: 21
Summary:

Is sure that any of CD’s friends would be proud to accept the medal on his behalf.

Contributor:
Darwin Correspondence Project
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Tyndall2173

From:
George Busk
To:
John Tyndall
Date:
Nov 10th 1864
Source of text:
MS JT/1/B/162; MS JT/1/TYP/1/178, RI
Summary:

No summary available.

Contributor:
Tyndall Project

DCP-LETT-4668

From:
William Henry Harvey
To:
Charles Robert Darwin
Date:
10 Nov 1864
Source of text:
DAR 157.2: 112
Summary:

Identifies South African species of plants that are normally non-climbers in the wild but climb freely when grown from seed at Glasnevin. Thinks there is probably a gradation in the wild between climbing and non-climbing varieties related to the degree of exposure each particular plant faces.

Contributor:
Darwin Correspondence Project
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Text Online

WCP2075

From:
Robert Gordon Latham
To:
Alfred Russel Wallace
Date:
10 November 1864
Source of text:
British Library, The: BL Add. 46435 ff. 16-17
Summary:

No summary available.

Contributor:
Alfred Russel Wallace Correspondence Project

Tyndall2174

From:
Edward Sabine
To:
John Tyndall
Date:
Nov. 11 1864
Source of text:
MS JT/2/10/297, RI
Summary:

No summary available.

Contributor:
Tyndall Project

DCP-LETT-4670

From:
William Henry Harvey
To:
Charles Robert Darwin
Date:
11 Nov 1864
Source of text:
DAR 157.2: 113
Summary:

Has examined his specimens discussed in his previous note and adds further observations.

Contributor:
Darwin Correspondence Project
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Herschel14743

From:
William Hartley
To:
Sir John Herschel
Date:
[12 November 1864]
Source of text:
TxU:H/M-0935.1; Reel 1083
Summary:

Encloses prints of specimens produced by WH's new lathe for manufacturing telescope specula. Asks JH's opinion of results.

Contributor:
John Herschel Project

Herschel4044

From:
William Thomson
To:
Sir John Herschel
Date:
[12 November 1864]
Source of text:
RS:HS 17.350a
Summary:

Reads JH's earthquake article and believes the effects of the transferences of matter of which JH speaks must be very small. Discusses the dynamical theory of heat. Will send to JH volume WT is editing.

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

Tyndall2175

From:
John Tyndall
To:
Edward Sabine
Date:
13th November 1864
Source of text:
MS JT/2/10/298, 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

Tyndall2178

From:
John Barlow
To:
John Tyndall
Date:
Nov. 14th. 1864
Source of text:
MS JT/1/B/18; MS JT/1/TYP/1/143, RI
Summary:

No summary available.

Contributor:
Tyndall Project

Tyndall2177

From:
John Tyndall
To:
John Herschel
Date:
14th Nov. 1864
Source of text:
HS 395; MS JT/1/TYP/2/531, RS; RI
Summary:

No summary available.

Contributor:
Tyndall Project

Herschel3617

From:
John Tyndall
To:
Sir John Herschel
Date:
[14 November 1864]
Source of text:
RS:HS 17.395 (C: RI 531)
Summary:

Is not 'at liberty' to speak of experiments on change of refrangibility of 'extra-red' rays. Discusses other experiments on extra-red regions, having used various prisms but not obtaining JH's results.

Contributor:
John Herschel Project
Text Online

Faraday4508

From:
Michael Faraday
To:
Miss Crum
Date:
15 November 1864
Source of text:
RI MS
Summary:

No summary available.

Contributor:
Faraday Project

Herschel12609

From:
Sir John Herschel
To:
T. P. Anderson and J. H. Shonbridge
Date:
[15 November 1864]
Source of text:
TxU:H/L-0033; Reel 1054
Summary:

Signed and returned accountant's form. Delays reply until JH can confer with other trustees [of Hollier Trust Fund].

Contributor:
John Herschel Project
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